Clark: December 17, 1804

17th December Monday 1804 a verry Cold morning the Thrmt. Stood a 43°
below 0. We found Mr. Henny a verry intelligent man from whome we obtained
Some Scetches of the Countrey between the Mississippi & Missouri, and
Some Sketches from him, which he had obtained from the Indins. to the West
of this place also the names and charecktors of the Sceoux &c about 8
oClock P M. the thermometer fell to 74° below the freesing pointethe
Indian Chiefs Sent word that Buffalow was in our neighbourhood, and if we
would join them, in the morning they would go and kill them-