Captain Lewis was gone six days. He did not overtake the Sioux, but he brought up the meat—part of it on a sled drawn by fifteen men.
Mr. Gravelines, the trader, arrived from the Arikara nation. The Sioux sent word by the Arikaras that they would hereafter kill the white soldiers whenever they caught them.
But nobody at the fort minded these threats. February slipped into March, and all thoughts were turned upon the onward journey as soon as the river opened.
The thermometer rose to forty above zero. A flock of ducks were seen, flying up stream.
"The first sign," quoth Sergeant Gass.
The weather was "open an' shet," as said Pat, with wind, sunshine, and snow flurries. But the ice in the river began to move, a little; another sign of spring. The captains decided that the barge was to be sent back to St. Louis, with the specimens, and the Corporal Warfington squad and other extra men. Under the direction of Captain Clark and Patrick Gass, the carpenter, boat timber was cut, and small pirogues, or canoes, were built, to take the place of the barge. John Shields was busy all the days long, making battle-axes to trade for a fresh supply of corn.
The store-room was ransacked and the clothing and such damp stuff was hung out to dry. Great strings of geese and swans and ducks passed, northward bound. The rising river burst into a channel; down it floated
