Largest collection of electronic calculators
- Quem
- Gerhard Wenzel
- Resultado
- 4113 total number
- Onde
- Germany (Solingen,)
- Quando
- 07 September 2013
The largest collection of electronic calculators belongs to Gerhard Wenzel (Germany) and consists of 4,113 items as of 7 September 2013 in Solingen, Germany.