42. Drum microscope. Lennie. Edinburgh. c.1857 - Colección de Microscopios
Lot 233 - A MARTIN-TYPE DRUM MICROSCOPE, CIRCA 1840
Antique Drum Microscope. 4 Lenses. Circa 1880
Bonhams : A Brass Drum Microscope, English, circa 1840,
A Large Martin-Type Improved Compound Drum Microscope. … | Drouot.com
Drum microscope, English, mid-nineteenth century | Science Museum Group Collection
Compound drum microscope - Stichting voor Historische Microscopie
Lot 87 - A Martin-Type Drum Microscope, Second Half
TOY' DRUM MICROSCOPES
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✓ ANTIQUE BRASS DRUM MICROSCOPE 15.5CM, 6.1” FRENCH IN ORIGINAL WOODEN CASE | eBay
Lot 20 - A 19th century brass drum microscope with
Zero Stoock-Antique Field Microscope or Drum Microscope – Explorer Antiques
Martintype' dum microscope.'Martintype' dum microscope.
ZERO STOCK-VINTAGE FIELD MICROSCOPE OR DRUM MICROSCOPE – Explorer Antiques
Antique French Drum Microscope. Circa 1890
English Drum Microscope with Rack and Pinion Focusing - Antique - New York Microscope Company
Large Drum microscope outfit
Grandma's Drum Microscope circa 1911...and then some. - Cloudy Days & Microscopes - Cloudy Nights
English Drum Microscope c. 1850. Large Improved Compound Microscope
File:Oberhauser Drum Microscope.jpg - Wikipedia
Antique Georgian Barrel Microscope / Antique English Drum Microscope / Very Rare Old Microscope With Accessories - Etsy Finland
Martin-Type Drum Microscope Stock Photo - Alamy
Lot 133 - A Small Martin-Type Drum Microscope, ca 1940
Drum Compound Microscope · Atkins Library: Exhibits
Compound drum microscope - Stichting voor Historische Microscopie
