Wikimedi'Òc

1852 Stansbury Map, Great Salt Lake to Fort Levenworth Route (Colorado, Utah, Wyoming, Kansas) - Geographicus - LevenworthGreatSaltLake-stansbury-1852.jpg - BotMultichillT

1852 Stansbury Map of the Great Salt Lake to Fort Levenworth Route (Colorado, Utah, Wyoming, Kansas) - Geographicus - LevenworthGreatSaltLake2-stansbury-1852.jpg - BotMultichillT

1858 Pacific Railroad Surveys.jpg - Flickr upload bot

Arapaho and Cheyenne 1851 treaty territory. (Area 426 and 477).png - Naawada2016

De Smet map of the 1851 Fort Laramie Indian territories (the light area). PNG.png - Naawada2016

Sketch of Capt. Gunnison's route to Sept. 20th 1853 - Central Pacific R. Road exploration - DPLA - fc1a8b87a479639a5766fe0a10b24071.jpg - DPLA bot