The Photavit IV was advertised in 1948 as the world's smallest camera for 35mm film.
Schneider
Radionar 3,5/37,5 in Prontor-S
Schneider Radionar 3,5/37,5 in Compur-Rapid
Schneider Xenar 2,8/37,5 in Synchro-Compur
Schneider Xenar 2,8/37,5 in Compur-Rapid
Schneider Xenar 2,8/37,5 in Prontor-S
Schneider Xenar 3,5/37,5 in Prontor-S
Schneider Radionar 3,5/37,5 in Compur Rapid
Ebay 2003/02/24 39.50EUR, 2004/09/09 48USD, 2004/10/05 44.25EUR (case)