Calculating Machine Analog Old Abacus Count Mathematics
nostalgia historically metal technology calculating machine count mathematics analog mechanically old abacus
| Date | 2018:05:13 14:26:56 |
| exif:ExifOffset | 109 |
| Exposure | 1/125 |
| Flash | 9, 0 |
| F number | 18/1 |
| FocalLength | 7000/100 |
| ISO | 400, 0 |
| Manufacturer | RICOH IMAGING COMPANY, LTD. |
| Model | PENTAX K-3 |