Thermometer
Tool · mentioned in 18 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 Thermometer. Spelling variants may not be merged. see related variants →
Also discussed in Coues 1893 (4-vol edition):
1
mention via 1
variant:
thermometer (1)
Preparations Continue at Pittsburgh
Aug 24, 1803
"scientific instrument for expedition"
— transcribed as thermometer
Clark: December 6, 1804
William Clark · Dec 6, 1804 · Fort Mandan, North Dakota
"read 10 degrees above zero at 8am"
Clark: December 8, 1804
William Clark · Dec 8, 1804 · Fort Mandan, North Dakota
"stood at 12 below 0"
Clark: December 9, 1804
William Clark · Dec 9, 1804 · Fort Mandan, North Dakota
"stood at 7° above 0"
Clark: December 10, 1804
William Clark · Dec 10, 1804 · Fort Mandan, North Dakota
"read 10-11 degrees below zero"
Fort Mandan, North Dakota — John Ordway: December 13, 1804
John Ordway · Dec 13, 1804 · Fort Mandan, North Dakota
"reading 10-11 degrees below zero"
Clark: December 17, 1804
William Clark · Dec 17, 1804 · Fort Mandan, North Dakota
"fell to 74° below freezing"
— transcribed as thermometer
Clark: January 17, 1805
William Clark · Jan 17, 1805 · Fort Mandan (winter)
"recorded temperature at 0"
Lewis: February 4, 1805
Meriwether Lewis · Feb 4, 1805 · Fort Mandan (winter)
"stood at 18° below Naught"
— transcribed as thermometer
Lewis: February 7, 1805
Meriwether Lewis · Feb 7, 1805 · Fort Mandan (winter)
"recorded morning temperature at 18°"
Lewis: February 10, 1805
Meriwether Lewis · Feb 10, 1805 · Fort Mandan (winter)
"stood at 18° above naught"
— transcribed as thermometer
Clark: February 15, 1805
William Clark · Feb 15, 1805 · Fort Mandan, preparing for departure
"stood at 16 below zero"
Clark: April 26, 1805
William Clark · Apr 26, 1805 · Yellowstone-Missouri confluence
"stood at 32 above 0"
Clark: May 24, 1805
William Clark · May 24, 1805 · Missouri River near Musselshell River
"stood at the freezing point this morning"
— transcribed as thermometer
Lewis: July 22, 1805
Meriwether Lewis · Jul 22, 1805 · Missouri River above Great Falls, Gates of the Mountains
"left in shade, retrieved by Ordway"
— transcribed as thermometer
Clark: August 8, 1805
William Clark · Aug 8, 1805 · Jefferson/Beaverhead River near present-day Dillon
"read 52 above 0 at sunrise"
Clark: August 13, 1805
William Clark · Aug 13, 1805 · Camp Fortunate / Shoshone contact
"recorded 52 degrees in morning"
Clark: August 14, 1805
William Clark · Aug 14, 1805 · Camp Fortunate / Shoshone contact
"stood at 51° at sunrise"
