View of oil shale processing facilities at the Index Shale Oil Company in De Beque (Mesa County) Colorado; also shows a retort with machinery, pipes, and sheds.
Date
[between 1920 and 1930?]
Notes
Accession number: 91.237.293; History Colorado.; Penciled on envelope: "C - DeBeque - Industry - Oil Shale" and "Box 6 Env 254."; Title penciled on verso.; R7200050829
Physical Description
1 photographic print ; 17 x 24 cm. (6 1/2 x 9 1/2 in.)
