Calumet and Hecla copper stamping mill, Lake Linden, Mich, 1906 [4000x852] /r/HI_Res link in comments10yr ⋅ lilyputin ⋅ r/industryporn
Coal fired power-plants in England with stacks discharging into the atmosphere.12yr ⋅ uakari ⋅ r/industryporn
