Rods for adjusting lucernal microscopes
1787-1800
Cable for G & S Conference close circuit television microscope
Royal Society of Arts microscope
1912
G & S Conference close circuit television microscope
Metallurgical Microscope
Histological microscope by Collins
Petrological microscope with 2 objectives in mahogany case. Accessories 1 eyepiece
Nikon inverted microscope outfit
G & S Conference close circuit television microscope
Surveyor's reading microscope
1920-1950