| Image title: | A Calculating Machine |
|---|---|
| Source: | Various: “The Leisure Hour” (1904) |
| Place shown: | none |
| Keywords: | machinery, greyscale |
| Status: | stock image royalty-free for non-commercial uses only, usage credit required |
Notes: |
“Showing the numbers (in black marks) struck on the register, and the keys struck to multiply 2253 by 84. The answer is shown on the register.” (p. 775) This is a hand-operated calculator. |
| Dimensions: | 130 x 73mm (5.1 x 2.9 inches) |
| Filename: | 0775-A-Calculating-Machine-q75-1050x601.jpg |
| Blog image: | http://fromoldbooks.org/r/1D/0775-A-Calculating-Machine-q75-500x286.jpg |
| Blog link: | http://fromoldbooks.org/r/1D/pages/0775-A-Calculating-Machine/ |
| Scanner dpi: | 2400 |
| Comment: | Add a link, leave a comment or change keywords |