Clark, September 13, 1804
13th Septr. Thursday 1804
a Dark Drizzley Day, G D Cought 4 Beaver last night the winds from the N W. Cold Set out early and proceeded on verry well passed a number of Sand bars, Capt Lewis killed a Porcupin on a Cotton treee fieeding on the leaves & bowers of the Said tree, the water is verry Shallow being Crouded with Sand bars Camped on the S. Side under a Bluff. the Bluffs on the S. S. not So much impregnated with mineral as on the L. S. muskeetors verry troublesom-.