F. C. Grable, Colorado—The Bright Romance of American History
“ I was still on behind driving the cavy-yard, which was the name given to the sore-footed oxen. When we got to the Arkansas River where the trail crossed, which was very swift, we made boats out of two of the prairie schooners; calked them so they wouldn't leak, and loaded into these two boats all the loads that were on the rest of the wagons. A prairie schooner is a long deep wagon bed with flaring sides, about eight feet high and twenty feet long. The oxen swam across ”
