| Image title: | Fig. 72.—Author’s Main Switch—Bent Spring Pattern. |
|---|---|
| Source: | Walker, Sydney F.: “Electric Lighting for Marine Engineers” (1892) |
| Place shown: | none |
| Keywords: | switches, electrics, diagrams, handles, greyscale |
| Status: | out of copyright (called public domain in the USA), hence royalty-free stock image for all purposes usage credit requested |
Notes: |
“Figs. 72 and 75 show the author’s form of large switch.” |
| Dimensions: | 145 x 110mm (5.7 x 4.3 inches) |
| Filename: | 072-main-switch-bent-spring-pattern-q75-1970x1400.jpg |
| Blog image: | http://fromoldbooks.org/r/1h/072-main-switch-bent-spring-pattern-q75-500x355.jpg |
| Blog link: | http://fromoldbooks.org/r/1h/pages/072-main-switch-bent-spring-pattern/ |
| Scanner dpi: | 1400 |
| Comment: | Add a link, leave a comment or change keywords |