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Drum Microscope, by Benjamin Martin, London, c. 1760

preview image for Drum Microscope, by Benjamin Martin, London, c. 1760
Inventory Number: 50994
Object Type:
Persons: Benjamin Martin
Date Created: c 1760
Place Created: London England United Kingdom Europe
Subject Classification(s): Clay Collection By Collection  
Brief Description: The shagreen outer cylinder stands on a brass foot and has a brass ring at the top. A section is cut away to allow access to the circular brass stage and below is a hole to allow light to the plane substage mirror. The inner tube is covered with green vellum and has a lignum vitae eyepiece and snout. The objective mounting is brass as is the sliding dust cover.
Primary Inscriptions: B:MARTIN LONDON stamped on body tube
Provenance: Purchased from Dr. Reginald S. Clay with his collection.
Collection Group: Clay collection
Material(s): Brass
lignum vitae
vellum and
Height Width Depth Diameter Unit
173 43 mm


Image with multimedia irn 56677Image with multimedia irn 56678

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