This is a French-made
(presumably) botanical or entomological microscope. The
maker is unknown. It measures 4¾-inches in height as shown in the photos.
It focuses by movement of the stage
utilizing a rack and pinion with the rack enclosed in
the tube on which the stage slides. It is supplied with
three screw-together objectives, which can be use
individually or in combinations to vary the
magnification. Also included is a brass live box, a
glass stage insert, and five paper covered specimen
slides by Bourgogne.
The stage focusing mechanism, the
shape of the knob, and the construction of the mirror
are very similar to that used in
a group of other instruments in this collection
suggesting that they all may have been made by the same