On the 8th of June, at eleven o’clock, we reached the South Fork of the Platte, at the usual fording place. For league upon league the desert uniformity of the prospect was almost unbroken; the hills were dotted with little tufts of shriveled grass, but betwixt these the white sand was glaring in the sun; and the channel of the river, almost on a level with the plain, was but one great sand-bed, about half a mile wide. It was covered with water, but so scantily that the bottom was scarcely hidden; for, wide as it is, the average depth of the Platte does not at this point exceed a foot and a half. Stopping near its bank, we gathered bois de vache, and made a meal of buffalo meat. Far off, on the other side, was a green meadow, where we could see the white tents and wagons of an emigrant camp; and just opposite to us we could discern a group of men and animals at the water’s edge. Four or five horsemen soon entered the river, and in ten minutes had waded across and clambered up the loose sand-bank. They were ill-looking fellows, thin and swarthy, with care-worn, anxious faces and lips rigidly compressed. They had good cause for anxiety............