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Clark, April 25, 1805

25th of April Thursday 1805

The wind was moderate & ahead this morning, we Set out at an early hour The morning cold, Some flying Clouds to be Seen, the wind from the N. ice collected on the ores this morning, the wind increased and became So violent about 1 oClock we were obliged to lay by our Canoes haveing taken in Some water, the Dog which was lost yesterday, joined us this morning.

finding that the winds retarded our progression for maney days past, and no apparance of an alteration, and the river being Crooked that we could never have 3 miles fair wind, Capt. Lewis concluded to go by land as far as the Rochejhone or yellow Stone river, which we expect is at no great distance by land and make Some Selestial observations to find the Situation of its mouth, and by that measure not detain the Perogues at that place any time for the purpose of makeing those necessary observations he took 4 men & proceeded on up the Missouri on the L. Side, at 5 oClock the wind luled and we proceeded on and incamped.