Captain Clarke
Person · mentioned in 126 journal entries
Planning
Westward
Fort Clatsop
Return
Post-expedition
NPS L&C NHT trail data © National Park Service
AI-extracted reference. Each entry below was identified by AI as mentioning Captain Clarke. Spelling variants may not be merged. see related variants →
Also discussed in Coues 1893 (4-vol edition):
16
mentions via 2
variants:
Captain Clark (8) · Clark (8)
Missouri River near Arrow Rock — Patrick Gass: June 23, 1804
Patrick Gass · Jun 23, 1804 · Missouri River near Arrow Rock
"went out with a man, did not return"
Missouri River near Arrow Rock — Patrick Gass: June 24, 1804
Patrick Gass · Jun 24, 1804 · Missouri River near Arrow Rock
"rejoined party with two deer and bear"
Missouri River near Platte River mouth — Patrick Gass: July 15, 1804
Patrick Gass · Jul 15, 1804 · Missouri River near Platte River mouth
"went by land with two men"
Missouri River near Soldier River — Patrick Gass: August 7, 1804
Patrick Gass · Aug 7, 1804 · Missouri River near Soldier River
"hunted, killed an elk and turkey"
Missouri River near Soldier River — Patrick Gass: August 8, 1804
Patrick Gass · Aug 8, 1804 · Missouri River near Soldier River
"went hunting, killed an elk"
Missouri River near Soldier River — Patrick Gass: August 9, 1804
Patrick Gass · Aug 9, 1804 · Missouri River near Soldier River
"went out hunting with one man"
Missouri River near Vermillion area — Patrick Gass: August 23, 1804
Patrick Gass · Aug 23, 1804 · Missouri River near Vermillion area
"killed a deer and a buffalo"
Missouri River near Vermillion area — Patrick Gass: August 24, 1804
Patrick Gass · Aug 24, 1804 · Missouri River near Vermillion area
"went by land, killed two elk and fawn"
Spirit Mound, South Dakota — Patrick Gass: August 25, 1804
Patrick Gass · Aug 25, 1804 · Spirit Mound, South Dakota
"went to see hill on north side"
Spirit Mound, South Dakota — Patrick Gass: August 26, 1804
Patrick Gass · Aug 26, 1804 · Spirit Mound, South Dakota
"returned to camp with Lewis"
Patrick Gass: August 30, 1804
Patrick Gass · Aug 30, 1804 · Near present-day Gavins Point area / Yankton, SD — Yankton Sioux council
"made five Indians chiefs"
Patrick Gass: September 7, 1804
Patrick Gass · Sep 7, 1804 · Missouri River near present-day Chamberlain, SD area / White River confluence region
"went to view hill, hunted prairie dogs"
Prairie dog village near present-day Chamberlain — Patrick Gass: September 9, 1804
Patrick Gass · Sep 9, 1804 · Prairie dog village near present-day Chamberlain
"his black servant killed two buffalo"
Missouri River near White River — Patrick Gass: September 12, 1804
Patrick Gass · Sep 12, 1804 · Missouri River near White River
"went hunting with Gass and another"
Missouri River near White River — Patrick Gass: September 14, 1804
Patrick Gass · Sep 14, 1804 · Missouri River near White River
"killed a goat or antelope"
Missouri River near Big Bend — Patrick Gass: September 20, 1804
Patrick Gass · Sep 20, 1804 · Missouri River near Big Bend
"gone out hunting in morning"
— transcribed as captain Clarke
Patrick Gass: September 25, 1804
Patrick Gass · Sep 25, 1804 · Bad River confluence, Pierre, South Dakota – Teton Sioux encounter
"negotiated with Indians, carried in buffalo robe"
Teton Sioux confrontation near Pierre, SD — Patrick Gass: September 27, 1804
Patrick Gass · Sep 27, 1804 · Teton Sioux confrontation near Pierre, SD
"went over to Indian camp evening"
— transcribed as captain Clarke
Missouri River near Cheyenne River — Patrick Gass: October 7, 1804
Patrick Gass · Oct 7, 1804 · Missouri River near Cheyenne River
"hunted on island, killed deer and prarow"
Arikara villages near present-day Mobridge — Patrick Gass: October 10, 1804
Patrick Gass · Oct 10, 1804 · Arikara villages near present-day Mobridge
"held council with the Indians"
Arikara villages near present-day Mobridge — Patrick Gass: October 12, 1804
Patrick Gass · Oct 12, 1804 · Arikara villages near present-day Mobridge
"visited villages with Lewis and Gass"
Building Fort Mandan — Patrick Gass: October 31, 1804
Patrick Gass · Oct 31, 1804 · Building Fort Mandan
"went down to the village"
Patrick Gass: November 2, 1804
Patrick Gass · Nov 2, 1804 · Fort Mandan construction site, near Washburn, North Dakota
"directing camp and fort construction"
Patrick Gass: November 4, 1804
Patrick Gass · Nov 4, 1804 · Fort Mandan, near Washburn, North Dakota
"led 23 men to pursue Sioux attackers"
Fort Mandan, North Dakota — Patrick Gass: November 7, 1804
Patrick Gass · Nov 7, 1804 · Fort Mandan, North Dakota
"explored prairie hill, hunted prairie dogs"
Fort Mandan, North Dakota — Patrick Gass: November 9, 1804
Patrick Gass · Nov 9, 1804 · Fort Mandan, North Dakota
"his black servant killed two buffalo"
Fort Mandan, North Dakota — Patrick Gass: November 11, 1804
Patrick Gass · Nov 11, 1804 · Fort Mandan, North Dakota
"led hunting party, killed game"
Fort Mandan, North Dakota — Patrick Gass: November 12, 1804
Patrick Gass · Nov 12, 1804 · Fort Mandan, North Dakota
"went hunting with Gass and another"
Fort Mandan, North Dakota — Patrick Gass: November 14, 1804
Patrick Gass · Nov 14, 1804 · Fort Mandan, North Dakota
"killed a goat or antelope"
Fort Mandan, North Dakota — Patrick Gass: November 20, 1804
Patrick Gass · Nov 20, 1804 · Fort Mandan, North Dakota
"went out hunting in morning"
— transcribed as captain Clarke
Fort Mandan, North Dakota — Patrick Gass: November 25, 1804
Patrick Gass · Nov 25, 1804 · Fort Mandan, North Dakota
"went ashore, confronted Indians over periogue"
Fort Mandan, North Dakota — Patrick Gass: November 26, 1804
Patrick Gass · Nov 26, 1804 · Fort Mandan, North Dakota
"carried to council house in buffalo robe"
Fort Mandan, North Dakota — Patrick Gass: November 27, 1804
Patrick Gass · Nov 27, 1804 · Fort Mandan, North Dakota
"went over to Indian camp evening"
Fort Mandan, North Dakota — Patrick Gass: November 29, 1804
Patrick Gass · Nov 29, 1804 · Fort Mandan, North Dakota
"led party of 23 to pursue Sioux"
Fort Mandan, North Dakota — Patrick Gass: December 7, 1804
Patrick Gass · Dec 7, 1804 · Fort Mandan, North Dakota
"estimated route distances"
Fort Mandan, North Dakota — Patrick Gass: December 8, 1804
Patrick Gass · Dec 8, 1804 · Fort Mandan, North Dakota
"led hunting party in extreme cold"
Fort Mandan, North Dakota — Patrick Gass: December 14, 1804
Patrick Gass · Dec 14, 1804 · Fort Mandan, North Dakota
"led 14 men hunting party"
Fort Mandan, North Dakota — Patrick Gass: December 15, 1804
Patrick Gass · Dec 15, 1804 · Fort Mandan, North Dakota
"returned from hunting party, killed nothing"
Fort Mandan, North Dakota — Patrick Gass: December 25, 1804
Patrick Gass · Dec 25, 1804 · Fort Mandan, North Dakota
"presented brandy, hoisted flag, visited village"
Fort Mandan (winter) — Patrick Gass: January 12, 1805
Patrick Gass · Jan 12, 1805 · Fort Mandan (winter)
"killed a hare changing color"
Fort Mandan (winter) — Patrick Gass: January 15, 1805
Patrick Gass · Jan 15, 1805 · Fort Mandan (winter)
"gave whiskey, went to village dance"
Fort Mandan (winter) — Patrick Gass: January 22, 1805
Patrick Gass · Jan 22, 1805 · Fort Mandan (winter)
"killed three blacktailed deer and buffalo calf"
Fort Mandan (winter) — Patrick Gass: January 23, 1805
Patrick Gass · Jan 23, 1805 · Fort Mandan (winter)
"measured both rivers"
Fort Mandan, preparing for departure — Patrick Gass: February 15, 1805
Patrick Gass · Feb 15, 1805 · Fort Mandan, preparing for departure
"previously hid meat at camps"
Fort Mandan, preparing for departure — Patrick Gass: February 25, 1805
Patrick Gass · Feb 25, 1805 · Fort Mandan, preparing for departure
"led party up South branch"
Fort Mandan, preparing for departure — Patrick Gass: February 26, 1805
Patrick Gass · Feb 26, 1805 · Fort Mandan, preparing for departure
"awaiting his return to depart"
— transcribed as Capt. Clarke
Fort Mandan, preparing for departure — Patrick Gass: March 29, 1805
Patrick Gass · Mar 29, 1805 · Fort Mandan, preparing for departure
"came to camp with men"
Departure from Fort Mandan, Missouri River — Patrick Gass: April 8, 1805
Patrick Gass · Apr 8, 1805 · Departure from Fort Mandan, Missouri River
"went back to check sinking canoe"
Departure from Fort Mandan, Missouri River — Patrick Gass: April 12, 1805
Patrick Gass · Apr 12, 1805 · Departure from Fort Mandan, Missouri River
"killed a hare during halt"
Missouri River near Little Missouri — Patrick Gass: April 16, 1805
Patrick Gass · Apr 16, 1805 · Missouri River near Little Missouri
"went out and killed an antelope"
Patrick Gass: April 18, 1805
Patrick Gass · Apr 18, 1805 · Missouri River near present-day Williston, ND area
"hunted by land, brought elk and deer"
Missouri River near Yellowstone approach — Patrick Gass: April 23, 1805
Patrick Gass · Apr 23, 1805 · Missouri River near Yellowstone approach
"killed 3 blacktailed deer and buffalo calf"
Yellowstone-Missouri confluence — Patrick Gass: April 26, 1805
Patrick Gass · Apr 26, 1805 · Yellowstone-Missouri confluence
"measured both rivers during absence"
Missouri River near Musselshell River — Patrick Gass: May 20, 1805
Patrick Gass · May 20, 1805 · Missouri River near Musselshell River
"measured the rivers' widths"
Missouri River near Musselshell River — Patrick Gass: May 25, 1805
Patrick Gass · May 25, 1805 · Missouri River near Musselshell River
"calls mountain sheep the Ibex"
Patrick Gass: June 3, 1805
Patrick Gass · Jun 3, 1805 · Marias River confluence (Decision Point), Loma, MT
"undecided about proper river to ascend"
Marias River decision camp — Patrick Gass: June 4, 1805
Patrick Gass · Jun 4, 1805 · Marias River decision camp
"led party up South branch"
Marias River decision camp — Patrick Gass: June 5, 1805
Patrick Gass · Jun 5, 1805 · Marias River decision camp
"thought course good for voyage"
Great Falls of the Missouri — Patrick Gass: June 17, 1805
Patrick Gass · Jun 17, 1805 · Great Falls of the Missouri
"went to survey portage road above falls"
Great Falls of the Missouri — Patrick Gass: June 19, 1805
Patrick Gass · Jun 19, 1805 · Great Falls of the Missouri
"expected to return before departure"
— transcribed as Capt. Clarke
Great Falls of the Missouri — Patrick Gass: June 20, 1805
Patrick Gass · Jun 20, 1805 · Great Falls of the Missouri
"returned from scouting a road"
Lewis: June 26, 1805
Meriwether Lewis · Jun 26, 1805 · Great Falls Portage
"at lower camp organizing cache"
— transcribed as Capt. Clarke
Great Falls Portage — Patrick Gass: June 26, 1805
Patrick Gass · Jun 26, 1805 · Great Falls Portage
"measured portage and falls"
Great Falls Portage — Patrick Gass: July 1, 1805
Patrick Gass · Jul 1, 1805 · Great Falls Portage
"arrived with baggage; nearly swept away by flood"
Great Falls Portage — Patrick Gass: July 10, 1805
Patrick Gass · Jul 10, 1805 · Great Falls Portage
"planned to make two more canoes"
Great Falls Portage — Patrick Gass: July 12, 1805
Patrick Gass · Jul 12, 1805 · Great Falls Portage
"leading party cutting canoe logs"
Missouri River above Great Falls, Gates of the Mountains — Patrick Gass: July 18, 1805
Patrick Gass · Jul 18, 1805 · Missouri River above Great Falls, Gates of the Mountains
"went ahead with three men at breakfast"
Missouri River above Great Falls, Gates of the Mountains — Patrick Gass: July 20, 1805
Patrick Gass · Jul 20, 1805 · Missouri River above Great Falls, Gates of the Mountains
"left elk skin with note on bank"
Missouri River above Great Falls, Gates of the Mountains — Patrick Gass: July 22, 1805
Patrick Gass · Jul 22, 1805 · Missouri River above Great Falls, Gates of the Mountains
"encamped with party, met up with main group"
Missouri River above Great Falls, Gates of the Mountains — Patrick Gass: July 23, 1805
Patrick Gass · Jul 23, 1805 · Missouri River above Great Falls, Gates of the Mountains
"went ahead with four men to meet natives"
Three Forks of the Missouri — Patrick Gass: July 27, 1805
Patrick Gass · Jul 27, 1805 · Three Forks of the Missouri
"left note, scouted branches, was unwell"
Patrick Gass: July 28, 1805
Patrick Gass · Jul 28, 1805 · Three Forks of the Missouri, MT (Jefferson/Madison/Gallatin confluence)
"continued unwell, then getting better"
— transcribed as Capt. Clarke
Jefferson River ascending toward divide — Patrick Gass: August 3, 1805
Patrick Gass · Aug 3, 1805 · Jefferson River ascending toward divide
"continued route along the valley"
— transcribed as Capt. Clarke
Jefferson River ascending toward divide — Patrick Gass: August 4, 1805
Patrick Gass · Aug 4, 1805 · Jefferson River ascending toward divide
"left a note directing his route"
— transcribed as Capt. Clarke
Jefferson/Beaverhead River near present-day Dillon — Patrick Gass: August 8, 1805
Patrick Gass · Aug 8, 1805 · Jefferson/Beaverhead River near present-day Dillon
"did not receive note left at point"
— transcribed as Capt. Clarke
Camp Fortunate, Sacagawea reunites with Cameahwait — Patrick Gass: August 18, 1805
Patrick Gass · Aug 18, 1805 · Camp Fortunate, Sacagawea reunites with Cameahwait
"set out with 11 men toward Columbia"
Camp Fortunate, Sacagawea reunites with Cameahwait — Patrick Gass: August 20, 1805
Patrick Gass · Aug 20, 1805 · Camp Fortunate, Sacagawea reunites with Cameahwait
"proceeded down river with party"
Camp Fortunate, Sacagawea reunites with Cameahwait — Patrick Gass: August 23, 1805
Patrick Gass · Aug 23, 1805 · Camp Fortunate, Sacagawea reunites with Cameahwait
"halted party, went forward to examine pass"
Camp Fortunate, Sacagawea reunites with Cameahwait — Patrick Gass: August 24, 1805
Patrick Gass · Aug 24, 1805 · Camp Fortunate, Sacagawea reunites with Cameahwait
"returned from scouting downriver 12 miles"
Lemhi Valley, preparing to cross Bitterroots — Patrick Gass: August 29, 1805
Patrick Gass · Aug 29, 1805 · Lemhi Valley, preparing to cross Bitterroots
"went up to Captain Lewis's camp"
Lemhi Valley, preparing to cross Bitterroots — Patrick Gass: August 31, 1805
Patrick Gass · Aug 31, 1805 · Lemhi Valley, preparing to cross Bitterroots
"had previously traveled this route"
Lost Trail Pass, meeting Flathead Salish at Ross's Hole — Patrick Gass: September 7, 1805
Patrick Gass · Sep 7, 1805 · Lost Trail Pass, meeting Flathead Salish at Ross's Hole
"mentioned in footnote about tribe names"
Nez Perce villages on Clearwater — Patrick Gass: September 23, 1805
Patrick Gass · Sep 23, 1805 · Nez Perce villages on Clearwater
"went forward with hunters, left note"
— transcribed as Capt. Clarke
Nez Perce villages on Clearwater — Patrick Gass: September 25, 1805
Patrick Gass · Sep 25, 1805 · Nez Perce villages on Clearwater
"arrived at Indian lodges, scouted river route"
Canoe Camp on Clearwater River — John Ordway: September 26, 1805
John Ordway · Sep 26, 1805 · Canoe Camp on Clearwater River
"gave sick party Rush's Pills"
Canoe Camp on Clearwater River — Patrick Gass: September 27, 1805
Patrick Gass · Sep 27, 1805 · Canoe Camp on Clearwater River
"administered Rush's Pills to sick men"
Canoe Camp on Clearwater River — Patrick Gass: September 28, 1805
Patrick Gass · Sep 28, 1805 · Canoe Camp on Clearwater River
"rode out searching for canoe trees"
— transcribed as Capt. Clarke
Canoe Camp on Clearwater River — Patrick Gass: October 2, 1805
Patrick Gass · Oct 2, 1805 · Canoe Camp on Clearwater River
"returned from scouting downriver about 12 miles"
Canoe Camp on Clearwater River — Patrick Gass: October 7, 1805
Patrick Gass · Oct 7, 1805 · Canoe Camp on Clearwater River
"mentioned in footnote about tribe names"
Exploring for winter camp site, south shore of Columbia — Patrick Gass: November 17, 1805
Patrick Gass · Nov 17, 1805 · Exploring for winter camp site, south shore of Columbia
"tour NW along coast mentioned"
— transcribed as Capt. Clarke
Exploring for winter camp site, south shore of Columbia — Patrick Gass: November 20, 1805
Patrick Gass · Nov 20, 1805 · Exploring for winter camp site, south shore of Columbia
"returned to camp with party"
— transcribed as Capt. Clarke
Building and occupying Fort Clatsop — Patrick Gass: December 8, 1805
Patrick Gass · Dec 8, 1805 · Building and occupying Fort Clatsop
"set out with 5 men to ocean"
— transcribed as Capt. Clarke
Building and occupying Fort Clatsop — Patrick Gass: December 10, 1805
Patrick Gass · Dec 10, 1805 · Building and occupying Fort Clatsop
"returned to camp with 3 party members"
— transcribed as Capt. Clarke
Building and occupying Fort Clatsop — Patrick Gass: December 16, 1805
Patrick Gass · Dec 16, 1805 · Building and occupying Fort Clatsop
"arrived around 8 with 15 men"
— transcribed as Capt. Clarke
Patrick Gass: December 25, 1805
Patrick Gass · Dec 25, 1805 · Fort Clatsop, OR (near modern Astoria, OR)
"distributed tobacco as Christmas gift"
— transcribed as Capt. Clarke
Fort Clatsop, salt works established — Patrick Gass: December 26, 1805
Patrick Gass · Dec 26, 1805 · Fort Clatsop, salt works established
"distributed tobacco as Christmas gift"
— transcribed as Capt. Clarke
Clark's party to see beached whale at Tillamook Head — Patrick Gass: January 7, 1806
Patrick Gass · Jan 7, 1806 · Clark's party to see beached whale at Tillamook Head
"led 14 men to whale site"
— transcribed as Clarke
Portaging Cascades of the Columbia upstream — Patrick Gass: April 4, 1806
Patrick Gass · Apr 4, 1806 · Portaging Cascades of the Columbia upstream
"explored large river south of Columbia"
— transcribed as Capt. Clarke
Columbia near The Dalles, trading for horses — Patrick Gass: April 13, 1806
Patrick Gass · Apr 13, 1806 · Columbia near The Dalles, trading for horses
"continued along northern shore, hunted deer"
— transcribed as Capt. Clarke
Columbia near The Dalles, trading for horses — Patrick Gass: April 16, 1806
Patrick Gass · Apr 16, 1806 · Columbia near The Dalles, trading for horses
"crossed river to procure horses"
Columbia near The Dalles, trading for horses — Patrick Gass: April 17, 1806
Patrick Gass · Apr 17, 1806 · Columbia near The Dalles, trading for horses
"remained across the river"
Columbia near The Dalles, trading for horses — Patrick Gass: April 18, 1806
Patrick Gass · Apr 18, 1806 · Columbia near The Dalles, trading for horses
"sent a man with 4 horses"
Overland to Walla Walla, council with Yelleppit — Patrick Gass: April 19, 1806
Patrick Gass · Apr 19, 1806 · Overland to Walla Walla, council with Yelleppit
"went ahead to village seeking horses"
Overland to Walla Walla, council with Yelleppit — Patrick Gass: April 21, 1806
Patrick Gass · Apr 21, 1806 · Overland to Walla Walla, council with Yelleppit
"met at great falls of Columbia"
Overland to Walla Walla, council with Yelleppit — Patrick Gass: April 30, 1806
Patrick Gass · Apr 30, 1806 · Overland to Walla Walla, council with Yelleppit
"killed one of two pheasants"
— transcribed as Capt. Clarke
Nez Perce camps, reuniting with horses — Patrick Gass: May 6, 1806
Patrick Gass · May 6, 1806 · Nez Perce camps, reuniting with horses
"acted as physician to sick villagers"
— transcribed as Capt. Clarke
Camp Chopunnish (Long Camp), waiting for snow to melt — Patrick Gass: May 20, 1806
Patrick Gass · May 20, 1806 · Camp Chopunnish (Long Camp), waiting for snow to melt
"small lodge made for him"
Bitterroot crossing attempt, turned back by snow — Patrick Gass: June 16, 1806
Patrick Gass · Jun 16, 1806 · Bitterroot crossing attempt, turned back by snow
"killed a horse here last fall"
— transcribed as Capt. Clarke
Travelers' Rest - party splits: Lewis north, Clark south — Patrick Gass: July 1, 1806
Patrick Gass · Jul 1, 1806 · Travelers' Rest - party splits: Lewis north, Clark south
"to take party up river, possibly Yellowstone"
— transcribed as Capt. Clarke
Travelers' Rest - party splits: Lewis north, Clark south — Patrick Gass: July 3, 1806
Patrick Gass · Jul 3, 1806 · Travelers' Rest - party splits: Lewis north, Clark south
"led party up Clarke's river"
Lewis: to Great Falls / Clark: to Three Forks — Patrick Gass: July 4, 1806
Patrick Gass · Jul 4, 1806 · Lewis: to Great Falls / Clark: to Three Forks
"led party to headwaters of Missouri"
Lewis: up Marias River / Clark: down Yellowstone — Patrick Gass: July 16, 1806
Patrick Gass · Jul 16, 1806 · Lewis: up Marias River / Clark: down Yellowstone
"to be joined at Yellowstone mouth"
— transcribed as Capt. Clarke
Lewis: up Marias River / Clark: down Yellowstone — Patrick Gass: July 19, 1806
Patrick Gass · Jul 19, 1806 · Lewis: up Marias River / Clark: down Yellowstone
"left party to cross to Yellowstone"
— transcribed as Capt. Clarke
Lewis/Clark descending Missouri/Yellowstone to reunion — Patrick Gass: August 7, 1806
Patrick Gass · Aug 7, 1806 · Lewis/Clark descending Missouri/Yellowstone to reunion
"had been encamped at Yellowstone mouth"
Lewis/Clark descending Missouri/Yellowstone to reunion — Patrick Gass: August 8, 1806
Patrick Gass · Aug 8, 1806 · Lewis/Clark descending Missouri/Yellowstone to reunion
"passed one of his previous camps"
Patrick Gass: August 11, 1806
Patrick Gass · Aug 11, 1806
"prior encampment passed; left note"
Lewis and Clark reunite at Missouri-Yellowstone confluence — Patrick Gass: August 12, 1806
Patrick Gass · Aug 12, 1806 · Lewis and Clark reunite at Missouri-Yellowstone confluence
"overtaken with party in good health"
Rapid descent of Missouri, 70-80 miles/day — Patrick Gass: August 21, 1806
Patrick Gass · Aug 21, 1806 · Rapid descent of Missouri, 70-80 miles/day
"held council with Rickarees, gave medal"
Patrick Gass: October 20, 1806
Patrick Gass · Oct 20, 1806
"small lodge built for him from rain"
Patrick Gass: October 31, 1806
Patrick Gass · Oct 31, 1806
"killed a horse last fall at Hungry creek"
— transcribed as Capt. Clarke
Patrick Gass: November 2, 1806
Patrick Gass · Nov 2, 1806
"to lead party to head waters of Missouri"
Patrick Gass: November 16, 1806
Patrick Gass · Nov 16, 1806
"to be joined at mouth of Yellowstone"
— transcribed as Capt. Clarke
Patrick Gass: November 27, 1806
Patrick Gass · Nov 27, 1806 · Mouth of Knife River / Little Missouri vicinity, North Dakota
"had been encamped at point, departed"
Patrick Gass: November 29, 1806
Patrick Gass · Nov 29, 1806 · Burnt Hills area, Missouri River, North Dakota/Montana border
"his prior encampment passed; left note"
Patrick Gass: November 30, 1806
Patrick Gass · Nov 30, 1806 · Missouri River, eastern Montana – downstream travel
"overtaken with his party in good health"
Patrick Gass: December 20, 1806
Patrick Gass · Dec 20, 1806 · Missouri River, central South Dakota – downstream
"held council with Rickarees, gave medal"