View of Denver and Rio Grande (Silverton Branch) Railroad tracks and the Animas River in San Juan County, Colorado; shows the Needle Mountains.
Denver and Rio Grande Railroad Company.--1910-1920.; Animas River (Colo. and N.M.)--1910-1920.; Needle Mountains (Colo.)--1910-1920.; San Juan County (Colo.)--1910-1920.; Railroad tracks--Colorado--San Juan County--1910-1920.; Rivers--Colorado--San...
View of a Denver and Rio Grande Western Railroad construction train, Douglas County, Colorado; shows men posing with a flatbed-mounted scoop shovel ditching machine.
Denver and Rio Grande Western Railroad Company.--1920-1930.; Douglas County (Colo.)--1920-1930.; Machinery--Colorado--Douglas County--1920-1930.; Railroad construction & maintenance--Colorado--Douglas County--1920-1930.; Railroad construction...
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