Add to ORKGScan of a glass plate negative, showing electric transmission lines crossing a snowy mountain, somewhere in the Rocky Mountains region (probably in the Telluride region of Colorado
Scan of a glass plate negative showing winter snow in a creek. Location unidentified, but possibly i...
Scan of a glass plate negative showing a view across a mountainous area in Colorado, probably in the...
Scan of a glass plate negative showing a structure for transportation of water, probably for hydroel...
Scan of a glass plate negative, showing electric transmission lines crossing a snowy mountain, somew...
Scan of a glass plate negative, showing a junction of electric transmission lines, located somewhere...
Scan of a glass plate negative showing transmission lines ascending a mountain slope, perhaps in the...
Scan of a glass plate negative showing electric transmission lines on poles, crossing a valley somew...
Scan of a glass lantern slide showing electric transmission lines on poles crossing a valley landsca...
Scan of a glass lantern slide showing power lines on poles, strung across an open landscape, probabl...
Scan of a glass plate negative showing a structure supporting electric transmission lines across the...
Scan of a glass plate negative with caption: "Sleet on Transmission Wires, Camp Bird Divide." Locati...
Scan of a glass plate negative showing mountain snow. Location unidentified, but probably in the Ro...
Scan of a negative of transmission lines, probably in the mountains near Alpine, Uta
Scan of a glass plate negative showing electric transmission lines on poles crossing a sagebrush pla...
Scan of a glass plate negative showing winter snow in a creek. Location unidentified, but possibly i...
Scan of a glass plate negative showing a view across a mountainous area in Colorado, probably in the...
Scan of a glass plate negative showing a structure for transportation of water, probably for hydroel...
Scan of a glass plate negative, showing electric transmission lines crossing a snowy mountain, somew...
Scan of a glass plate negative, showing a junction of electric transmission lines, located somewhere...
Scan of a glass plate negative showing transmission lines ascending a mountain slope, perhaps in the...
Scan of a glass plate negative showing electric transmission lines on poles, crossing a valley somew...
Scan of a glass lantern slide showing electric transmission lines on poles crossing a valley landsca...
Scan of a glass lantern slide showing power lines on poles, strung across an open landscape, probabl...
Scan of a glass plate negative showing a structure supporting electric transmission lines across the...
Scan of a glass plate negative with caption: "Sleet on Transmission Wires, Camp Bird Divide." Locati...
Scan of a glass plate negative showing mountain snow. Location unidentified, but probably in the Ro...
Scan of a negative of transmission lines, probably in the mountains near Alpine, Uta
Scan of a glass plate negative showing electric transmission lines on poles crossing a sagebrush pla...
Scan of a glass plate negative showing winter snow in a creek. Location unidentified, but possibly i...
Scan of a glass plate negative showing a view across a mountainous area in Colorado, probably in the...
Scan of a glass plate negative showing a structure for transportation of water, probably for hydroel...