No Image Lot 470 Zenza Bronica ETRSi medium format SLR camera, serial no 7306628, with Zenzanon 75mm f/2.8 lens. 470Zenza Bronica ETRSi medium format SLR camera, serial no 7306628, with Zenzanon 75mm f/2.8 lens. Thomson Roddick Auctioneers & Valuers Zenza Bronica ETRSi medium format SLR camera, serial no 7306628, with Zenzanon 75mm f/2.8 lens. Add to watchlist Live