Parabolic Reflector for Microscope
date: label: date made
content: 1850-1900
name: label: maker
content: Crouch, Henry
notes: label: Description
content: Richard Halsted Ward showed an example of Crouch’s Universal Parabolic Illuminator (along with a first class binocular microscope made by Henry Crouch of London) at an American microscope meeting in 1869. This is that example. It is a small curved mirror that attaches to the objective of a microscope and throws light onto the object under examination. The inscription reads “H. Crouch London England (51 London Wall).”
label: Description
content: Ref: Michael Foster, <i>Report on Modern Microscopes</i> (London, 1867), pp. 36-37.
label: Description
content: “Report on the Microscopes and Microscopical Apparatus, Exhibited at the Meeting of the American Association for the Advancement of Science, At Salem, Mass., August, 1869,” <i>Proceedings of the American Association for the Advancement of Science</i> 18 (1869): 303-306, on 306.
label: Description
content: Ad for “Henry Crouch’s Universal Parabolic Side Silver Illuminator” in <i>Hardwick’s Science Gossip</i> 9 (1874).
label: Location
content: Currently not on view
place: label: place made
content: United Kingdom: England, London
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Microscopes
label: See more items in
content: Science & Mathematics
creditLine: label: Credit Line
content: Miss Charlotte B. Ward
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.M-09767
label: accession number
content: 174919
label: catalog number
content: M-09767
label: catalog number
content: 174919.60
objectType: label: Object Name
content: parabolic reflector illuminator
physicalDescription: label: Measurements
content: overall: 1 1/2 in x 2 1/2 in x 3 1/2 in; 3.81 cm x 6.35 cm x 8.89 cm