Control Hammer
date: label: date made
content: around 1890
name: label: maker
content: Krille, Carl
notes: label: Description
content: Experimental psychologists measured reaction times by means of a Hipp chronoscope and a control hammer. This hammer is of the sort designed by Wilhelm Wundt, professor of psychology at the University of Leipzig. The “C. KRILLE / LEIPZIG” inscription on the steel rod refers to Carl Krille (died 1893), a mechanician who worked with Wundt.
label: Description
content: Ref: Edward B. Titchener, <i>Experimental Psychology</i> (New York, 1905), vol. 2, p. 341.
label: Location
content: Currently not on view
place: label: place made
content: Germany: Saxony, Leipzig
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Cornell University Department of Psychology
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.300427.003
label: catalog number
content: 300427.003
label: accession number
content: 300427
label: collector/donor number
content: 3s3a
objectType: label: Object Name
content: Apparatus, Testing, Psychological
label: Object Name
content: control hammer
label: Other Terms
content: Apparatus, Testing, Psychological; Diagnostic Medicine
physicalDescription: label: Measurements
content: overall: 18 1/2 in x 36 in x 7 3/4 in; 46.99 cm x 65.024 cm x 19.685 cm