Vtg Busch Pressman Model C Camera Kalart Range Finder Wollensak 101MM Rapax Lens
The lens is marked Wollensak Rapax, other markings are listed below. It has a Kalart Synchronized Range Finder. Lens: Wollensak Rapax.101mm f/4.5 Velostigmat. No. 496870. Rochester, N.Y. The piece you are purchasing may or may not work.