Greenhough binocular stereo microscope
Greenhough binocular stereo microscope, serial no. 56248, in case, by W. Watson and Sons Limited, 313 High Holborn, London, England, c. 1930.
Greenhough binocular stereo microscope, serial no. 56248, in case with accessories, by W. Watson and Sons Limited, 313 High Holborn, London, England, c. 1930.
Greenhough binocular stereo microscope, serial no. 56248, in case, by W. Watson and Sons Limited, 313 High Holborn, London, England, c. 1930.