fossil fuels
1980s, 1970s
13185_SFMA_1888_pt10
An oil pump on a barren field. A list of alternative energy options,…
1980s, 1970s
13185_SFMA_1888_pt03
Various people at work at industrial jobs. Soda bottles make their way…
1950s
13161_21010_iron_production3
Coal emptying out of rail cars in an unloading hopper. A door in the…