248 lenses of varying thickness and concavity. They are arranged in a dark brown leather covered wooden box with an inner red cloth lining. The…
A red plastic box containing a hemometer kit. The kit is contained inside a red cardboard, clamshell box. The kit consists of a 20 cubic…
The front cover is missing but one clasp remains, although it is detached. The wooden frame has a leather handle on top, and a bakelite…
A portable medical battery with attached electrodes. The instrument is self-contained in a wooden box with a handle on the top and two latches, one…