- Collection of original Curta instruments from the Cortina factory
- Collection of German Alpina calculators (different types)
- Collection of HP-41 calculators and its parts
It is planed to create a site curta.info with detailed informations about the history of Curta types. Some of my Curtas will be sold in summer 2017.
I am looking for early types of Curta I. Your offer will be appreciated (tomy(at)vtxmail.ch).
Thanks you for your interest