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MICROSCOPES AND MICROSCOPY SLIDES
F. Hellige & Company
Europe: Germany, Freiburg im Breisgau
Mid 20th c.
overall: 190 x 92 x 145 mm
Colorimeter. Single glass specimen tube fixed to rack and pinion movement with removable plastic scale viewed through an aperture. Arow-shaped black metal base, translucent back plate cover. Forward projecting eyepiece on long stem. Hinged lid.
Gift of Norville Optical Group, 2006