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Journal entry · September 21, 1804
Missouri River near Big Bend — Patrick Gass: September 21, 1804
Patrick Gass · Missouri River near Big Bend · Thwaites Vol. Gass 1807 First Edition
The place today: Missouri River near Big Bend
proceeded on four miles along bluffs on the south side, when
. we came to the termination of the Grand bend, about a mile
from the place of our encampment on the 19th. We again
went on, having black bluffs on the south, and a handsome
bottom on the north side; and beyond these a cedar bottom
on the south side and bluffs on the north; passed a creek on
the south side, called Tyler’s creek; and encamped on the
north side.
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The NPS atlas for this night
lower point of Mock island, Joe Creek, SD
NPS campsite reconstruction (Bergantino)
About 16.9 miles of travel mapped this day (NPS’s reconstruction of the course)
From the NPS Lewis and Clark National Historic Trail Park Atlas, mirrored here on September 21, 2026. This copy is not authoritative; NPS remains the system of record. About the mirror
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