1. Map of the gold regions in the vicinity of Central City, Gilpin County, Colorado Territory / from Creator: Pratt, John J., b. 1833 Published / Created: 1862 Call Number: 834gfc C33 1862 Container / Volume: BRBL_00590 Image Count: 4 Resource Type: Maps, Atlases & Globes Found in: Beinecke Rare Book and Manuscript Library > Map of the gold regions in the vicinity of Central City, Gilpin County, Colorado Territory / from actual survey by John J. Pratt and Bela S. Buell, civil engineers and surveyors.