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Single and Compound Microscope, by Hugh Powell, London, c. 1835

preview image for Single and Compound Microscope, by Hugh Powell, London, c. 1835
Inventory Number: 38048
Object Type:
Persons: Hugh Powell
Date Created: c. 1835
Place Created: London United Kingdom (England) Europe
Subject Classification(s): Clay Collection   
Accession Number: 1944-1/59
Brief Description: A cylindrical pillar rises from a flat tripod base with cork feet. An inner pillar telescopes vertically and is held in place by a tightening collar, set on the outer pillar. The cylindrical limb is mounted on a compass joint. A plano-concave mirror is held by a sliding sleeve at the lower end and the mechanical, spring stage is attached by a bracket at the top. A rack and pinion extends a bar, with a triangular cross section, from within the limb. The arm at the top of the bar has two collars to take a simple lens as well as the compound body that is fitted.
Primary Inscriptions: "H. POWELL 24 Clarendon Strt, Somers Town, London"
Provenance: Purchased from Dr. Reginald S. Clay with his collection.
Collection Group: Clay Collection
Material(s): copper alloy
Height Width Depth Diameter Unit
520 210 210 mm


Image with multimedia irn 56696Image with multimedia irn 56697

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