| Known Versions |
| A/R Version |
KR Serial Range |
Changes Between Versions |
| 1* |
120024-127445 |
Top plate (350.21.U1) has no strap lugs, serial number engraved above film aperture, "A,Z" engraved on base plate, inside of baseplate has two screwed-on metal plates (350.23-3) for latching the back (370.20), red rectangular mark under the shutter release locking-lever. Parts Drawings |
|
128711-139635 |
The two screwed-on metal plates are now riveted. Red dot under the shutter release locking-lever. |
|
139841-140298 |
Serial number stamped under the film aperture. |
|
144131-153256 |
"A Z" markings on baseplate are replaced by two red dots. |
| 2 |
150716, 153948, 157855 |
Top plate has strap lugs. |
|
159563-173663 |
Altered back with vaults holding cartridge and spool in place. |