| Type name / number: | TIM Unitas |
| Production / SN: | 8577 |
| Calculating principle: | Stepped-drum or Leibniz Wheel (UK) ; Staffelwalze (DL) |
| Calculating functions: | Add, Subtract, Multiply and Divide |
| Input accuracy | 8 digits |
| Calculating accuracy: | 7, 12 + 12 |
| Extra's: | Double (total) result register |
| Designer: | Mr. Robert Rein |
| Production year: | between 1910 and 1929 |
| Case material: | Iron and Messing |
| Weight: | 21,4 Kg |
| External links: | http://www.rechnerlexikon.de/artikel/TIM |
| Previous owner: | Stefanie Kahlert, Berlin, Germany |
| Cosmetic imperfections: (I accuse no one) |
a few key tops are missing. |
| Date of receiving: | june 2011 |
| Machine story: | During transport the bolt part of the second result-registers zero setting knob, was broken. After a quick oiling and cleaning of the blocked parts, the machine is fully functional. The broken bolt is fixed with internal 1.5 mm steel splints, and works smoothly again. These splints are glued with two component metal compounds glue. |
Content without guarantee! (UK); Inhalt Ohne Gewähr! (DL)