| Camera No. | 20/16 | 20/17 | 20/18 | 20/19 |
| Camera Name | Keystone Camera | Keystone Camera | Revere 8 Magazine Cinf | Revere 8 Magazine Cinf |
| Film Size | 8mm | 8mm | 8mm | 8mm |
| Film Type | Double-8 | Double-8 | Double-8 | magazine |
| Model | K-8 | K-8 | 40 | 40 |
| Camera Maker | Keystone Mfg. Co. | Keystone Mfg. Co. | Revere Camera Co. | Revere Camera Co. |
| Location | Boston Mass | Boston Mass | Chicago | Chicago |
| Made in | usa | usa | usa | usa |
| Serial No. | 877479 | 864664 | K-45866 | K-3096 |
| Lens | Wollensak f1.9 CINE VELOSTIGMAT No. 14725k | Wollensak f3.5 CINE VELOSTIGMAT | Elgeet-Revere 1/2 " f:2.5 | Keystone-Elgeet 1/2 " f.19 |
| Mechanism | spring works | spring works | spring works | spring works |
| Condition | *** | **** | **** | ***** |
| Container | original leather case | original leather case | original leather case | original leather case |
| Additonal Parts | N/A | wrist handle | N/A | N/A |
| Lightmeter | N/A | N/A | N/A | N/A |
| Features | pop up view finder | pop up finder / loading label / spool etched 1/2 | chrome | chrome |
| Patent No. | 2 082 505 | 2 082 505 | applied for | applied for |