Bellieni (Ritter Succ.). Extra-Plat 9x12 Berthiot Olor #10755. Extra-Plat for plate format 9x12cm. Lens : Berthiot Olor F=135mm f6. The leather cover and dark red bellows are complete. Working shutter, but speeds are not accurate.
Bellieni jumelle stereoscopic for 8x9cm plates with Zeiss Jena lenses
