File:Davy's first safety lantern, 1815, and early wire gauge safety lamp, Science Museum, South Kensington, Acme Newspictures, c. December 1929, from the Digital Commonwealth - 1 22 10 001309 0004 A.jpg
Jump to navigation
Jump to search
Size of this preview: 777 × 600 pixels. Other resolutions: 311 × 240 pixels | 622 × 480 pixels | 995 × 768 pixels | 1,280 × 988 pixels | 2,560 × 1,976 pixels | 5,220 × 4,030 pixels.
Original file (5,220 × 4,030 pixels, file size: 1.96 MB, MIME type: image/jpeg)