Stereo microscope by Charles Perry and Co. Ltd., "Classic" model, numbered 4337 Stereo microscope by Charles Perry and Co. Ltd. 1950-1970
Photomicrographic apparatus by W. Watson and Sons Ltd, with microscope serial no 112149, stage serial no. 28960, and box camera for quarter plates, on stand, with power unit and lamp. 1950-1955 Photomicrographic apparatus by W. Watson and Sons Ltd 1950-1955
