@misc{indiciae9b52c5224ae3, title = {Route near the thirty-fifth parallel explored by Lieutenant A.W. Whipple, Topographical Engineers, in 1853 and 1854 — Illustration, Plate IX}, year = {1856}, url = {https://www.biodiversitylibrary.org/page/29094893}, note = {Source identifier: page-29094893} }