Items
Format is exactly
<p>Microscope: 12 3/4" closed, 15" extended. <br />
Case: 7 1/2" x 9" x 6" <br />
Bullseye condenser: 8 1/2" tall, <br />
Diameter of base (Bullseye Condenser): 2 1/4"</p>
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Johnson "Society of Arts" Microscope
c. 1875-1900