@misc{indiciae51a18a1976b0,
  title = {Skeleton map exhibiting the route explored by Capt. J. W. Gunnison U.S.A., 38 parallel of north latitude (1853), also that of the 41 parallel of latitude explored by Lieutenant E. G. P. Beckwith 3d. Arty., (1854)},
  author = {egloffstein, f. w. and gunnison, j. w. (john williams) and beckwith, e. g. (edward griffin)},
  year = {1855},
  url = {https://www.loc.gov/item/98688428/},
  note = {Source identifier: 98688428}
}