Rover Detective Camera
Photographic Technology
1893
Magazine box camera for 3 1/4 x 4 1/4 inch plates. Fitted with an achromatic lens, fixed aperture and focus, Lancaster seesaw shutter reflecting viewfinder, plates in frame holders (12), carried horizontally in upper compartment, transferred to focal plane by tilting base to compartment, after exposure moved to back of camera behind flexible wooden shutter. Lancaster, 1893.