Evelyn Photoelectric Colorimeter
date: label: date made
content: ca. 1945
name: label: maker
content: Rubicon Company
notes: label: Description
content: Kenneth A. Evelyn, a physician in Montreal, developed a photoelectric colorimeter in the late 1930s. This example of that instrument was made by the Rubicon Co. of Philadelphia, and acquired by Parke-Davis in 1952.
label: Description
content: Ref: Kenneth A. Evelyn, “Photoelectric Colorimeter,” U.S. Patent 2,193,315 (March 12, 1940).
label: Description
content: Ad for the Evelyn photoelectric colorimeter in <i>Analytical Chemistry</i> 20 (Nov. 1948): 37A.
label: Location
content: Currently not on view
place: label: place made
content: United States: Pennsylvania, Philadelphia
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Gift of Warner-Lambert Company
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1982.0043.086
label: catalog number
content: 1982.0043.086
label: accession number
content: 1982.0043
objectType: label: Object Name
content: colorimeter, photo-electric
physicalDescription: label: Measurements
content: overall: 9 1/2 in x 22 in x 10 1/2 in; 24.13 cm x 55.88 cm x 26.67 cm