Well DG - the date you are looking for is Wednesday, November 28, 1804. On that date Mr. William Clark wrote the following, so you are right -- not much done that day....
days after were better?
28th Novr. Wednesday 1804
a cold morning wind from the N. W river full of floating ice, began to Snow at 7 oClock a'm and continued all day at 8 oClock the Poss-cop-so-he or Black Cat Grand Chief of the Mandans Came to See us, after Showing Those Chiefs many thing which was Curiossities to them, and Giveing a fiew presents of Curioes Handkerchiefs arm bans & paint with a twist of Tobaco they departed at 1 oClock much pleased, at parting we had Some little talk on the Subject of the British Trader Mr. Le rock Giveing Meadils & Flags, and told those Chiefs to impress it on the minds of their nations that those Simbells were not to be recved by any from them, without they wished incur the displieasure of their Great American Father— a verry disagreeable day— no work done to day river fall 1 Inch to day
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