$50

Antique American Optical Co. Brass Ophthalmoscope Retinoscope Lot

$5

Equisetum arvense Mature Strobilus c.s. Microscope Slide by Geo. H. Conant

$25

King George III Portrait Microphotograph Microscope Slide

$20

Pocket Field Microscope Brass Botanical

$45

Dunite from Twin Sisters Washington Petrographic Microscope Slide (12-1)

$395

Antique E. Leitz Wetzlar Brass Microscope No. 54934

$15

Unique Microscope Sample Slide Holder - 25 Slots, Numbered - with Cork Bottom

$195

Antique Buffalo Spencer Microscope w/ Case Williams Brown & Earle

$1150

antique brass Microscope G.Oberhaeuser et E.Hartnack Place Dauphine 21 Paris

$425

Rare POLARIMETER Made by C. Reichert Vienna ~1920 Boxed Great Condition Nice

$749

Antique brass MICROSCOPE Klonne & Muller Klönne and Müller rare

$30

Antique Miniature Brass Spyglass Pro-jex Projection Optics Co Rochester NY