Here are the technical details of the Swiss Panzerwagen 34/35:
https://militaerfahrzeuge.ch/unterka..._13_10_43.html
There are two survivors, one in the "Sammlung historische Panzer" in Thun (partially restored, no engine), the other one disassembled, waiting for restoration in Burgdorf.
Vickers 34 M-7305 by
Massimo Foti