@misc{indiciae1e6d661eb903, title = {Route near the thirty-fifth parallel explored by Lieutenant A.W. Whipple, Topographical Engineers, in 1853 and 1854 — Illustration, Plate XVII}, year = {1856}, url = {https://www.biodiversitylibrary.org/page/29094901}, note = {Source identifier: page-29094901} }