Description
A Group of Four Implements: An NCB Cone Indenter & handbook, with maker’s label; Howard”s Engineering (Derby) Co. Pat. 34743/65. A vintage black & enamelled and brass spectroscope signed Harris. A binocular microscope made in USSR marked ?M-51-2 8,75 x N760727. And a pair of Vintage brass binoculars with worn black enamelled eye pieces.