Found a Minox 35 GT in super good condition (just needs a good clean). I adapted the battery compartment to use 4 LR44 cells, that are about the same size of the
Minox 35 GL - Camera – Kamerastore
Minox 35 | Update:
Minox 35 mm Battery Adapter | eBay
MINOX 35 ML Film Camera With Two FOMAPAN B&w Films 100/400iso - Etsy