Construction superintendents laugh and smile by the mouth of the Carlton Tunnel in Teller County, Colorado. Mine drainage pipes and rail tracks flank the men; one man is unusually tall, and another wears jodhpurs. Letters read: "1939-1941 Safety...
Carlton Tunnel (Teller County, Colo.)--1940-1950.; Teller County (Colo.)--1940-1950.; Christmas decorations--Colorado--Teller County--1940-1950.; Men--Colorado--Teller County--1940-1950.; Mining--Colorado--Teller County--1940-1950.;...
[between 1940 and 1950?]
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