Microscope

Description
This is a compound monocular with double nosepiece, mechanical stage, trunnion, Abbe condenser, Lister limb with sub-stage mirror, and tripod foot. It has a diagonal rackwork for coarse adjustment, and long lever for fine focus. The stand is brass finished in black enamel. The inscription reads “W. WATSON & SONS / 313 HIGH HOLBORN / LONDON.” The serial number is 5211.
This form, termed the Edinburgh Student’s Microscope, was introduced in 1889 and remained in production for decades. It incorporated suggestions made by Alexander Edington, a lecturer on bacteriology at Edinburgh University. The several versions were designated A through H. This example is an H.
Ref: T.N. Clarke, A.D. Morrison-Low, and A.D.C. Simpson, Brass & Glass (Edinburgh, 1989), p. 87.
Location
Currently not on view
date made
early 20th century
maker
W. Watson & Sons
place made
United Kingdom: England, London
Measurements
case: 32 cm x 18.9 cm x 20.6 cm; 12 5/8 in x 7 7/16 in x 8 1/8 in
microscope: 28.8 cm x 17 cm x 19 cm; 11 5/16 in x 6 11/16 in x 7 1/2 in
ID Number
1985.3006.01
catalog number
1985.3006.01
nonaccession number
1985.3006
Credit Line
David W. Johnson
subject
Science & Scientific Instruments
See more items in
Medicine and Science: Medicine
Microscopes
Science & Mathematics
Data Source
National Museum of American History, Kenneth E. Behring Center

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