Gregg's book Commerce of the Prairies, published in two volumes in 1844, was an account of his time spent as a trader on the Santa Fe Trail from 1831 to 1840 and includes commentary on the geography, botany, geology, and culture of New Mexico. Gregg wrote about local people and described Indian culture and artifacts. Volume 1 of 2.
Gregg's book Commerce of the Prairies, published in two volumes in 1844, was an account of his time spent as a trader on the Santa Fe Trail from 1831 to 1840 and includes commentary on the geography, botany, geology, and culture of New Mexico. Gregg wrote about local people and described Indian culture and artifacts. Volume 1 of 2.