Cheoah Dam, North Carolina
Coal bed methane development - Powder River Basin,  Wyoming/Montana
Coal strip mining
Coal train - Powder River Basin, Montana
coal, uranium, oil & gas development in Wyoming, ca. 1980
Flaming Gorge Dam, Wyoming
Fort Peck Dam, Montana
Gas range with tea pot
Great Falls Dam, Montana
hydropower dam in Northwest U.S. ca. 1960s
Jim Bridger Power plant, Red Desert, Wyoming
Montana Refinining Corporation/Great Falls, MT
Northern Arizona Power Plant
Kootenai Dam, Montana
Ocoee #1 Dam, Tennessee
Oil and gas development, Rio Blanco County, Colorado
Oil and gas development, Wyoming
Oil field ca. 1930s
Oil refinery - Billings, Montana
Oil Rigs in San Joaquin Valley, California
power lines
power plants
Power plant - Coalstrip, Montana
powerhouse and dam