File:One-hundred, ninety-three pound nut and bolt, one of 16 used to join sections of the generator shaft of a 75,000 kW generator - Grand Coulee Dam, 1942.jpg
Jump to navigation
Jump to search
Size of this preview: 471 × 600 pixels. Other resolutions: 188 × 240 pixels | 625 × 796 pixels.
Original file (625 × 796 pixels, file size: 47 KB, MIME type: image/jpeg)