| Type name / number: | Astra Klasse 0 (Baby), Adding and listing Machine, Electrical driven, |
| Production / SN: | 70092 |
| Calculating principle: | Rocking Segment and Ten key keyboard |
| Calculating functions: | Add, Subtract |
| Input accuracy | 10 digits |
| Calculating accuracy: | 11 digits |
| Extra's: | Display of input- and total / result number |
| Designer: | Mr.. John Greve |
| Production year: | +/- 1940 |
| Case material: | Bakelite |
| Weight: | 4,2 Kg |
| External links: | |
| Previous owner: | Rolf Wölflinger, Saarbrücken, Germany |
| Cosmetic imperfections: (I accuse no one) |
Case front right, low corner missing / cracked |
| Date of receiving: | 2010 - july |
| Machine story: | The machine was blocked on arrival. After the knobs loosed, the motor turn back by hand. The motor turn to its rest position. Adding was possible, total addition print , brought the lock again. Adding was giving problems to. Oiled and kruip oil. See what it does after a week . |
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