1. Reconnaissance map of a portion of the Rocky Mountains between latitudes 49° & 51°30 Creator: Dawson, George M. 1849-1901 Published / Created: 1886 Call Number: 739CA 1886 Container / Volume: BRBL_00391 Image Count: 1 Resource Type: Maps, Atlases & Globes Found in: Beinecke Rare Book and Manuscript Library > Reconnaissance map of a portion of the Rocky Mountains between latitudes 49° & 51°30' / geologically colored by George M. Dawson ; compiled and drawn by L.N. Richard, A.E. Barlow and James White.