Description: Postcard image of "Lowering Box Car Of Power House Machinery Via Government 150-T On Cableway, Boulder Dam". Cable at top of photo with wires supporting a platform carrying machinery. Dam wall in background. Canyon mountains in distance. Black text on back of postcard reads: "Message Post Card Address [in black line rectangle] Postage 1 [cent]".
Date: 1925 - 1935
Item Type: Postcard