Hemocytometer
date: label: date made
content: ca 1910
name: label: maker
content: Frank S. Betz Company
notes: label: Description
content: Hemocytometer, or blood count apparatus in a black leather case inscribed "Blutkőrperzahlapparat" and “FRANK S. BETZ CO. / HAMMOND, IND. & CHICAGO, ILL.” The slide uses the counting grid developed by W. Türk in 1902. The Frank S. Betz Co., a medical supply firm, was established in Chicago in 1895. It established a Hammond facility in 1904, and closed in 1937.
label: Location
content: Currently not on view
place: label: place made
content: United States: Indiana, Hammond
label: place made
content: United States: Illinois, Chicago
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Gift of Miss E. P. Custis
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.M-06946
label: catalog number
content: M-06946
label: accession number
content: 214851
label: catalog number
content: 214851.56
objectType: label: Object Name
content: blood testing apparatus
label: Object Name
content: hemacytometer
label: Object Name
content: diagnostic
label: Other Terms
content: Diagnostic Medicine
physicalDescription: label: Physical Description
content: glass (overall material)
label: Physical Description
content: rubber (overall material)
label: Physical Description
content: wood; leatherette; velvet; paint; metal (overall material)
label: Measurements
content: overall: 6 1/2 in x 4 in; 16.51 cm x 10.16 cm
label: Measurements
content: overall: 1 in x 6 3/4 in x 4 in; 2.54 cm x 17.145 cm x 10.16 cm
label: Measurements
content: slide: 1/8 in x 3 in x 1 5/16 in; .3175 cm x 7.62 cm x 3.33375 cm