Control Hammer
Object Details
- Description
- Early experimental psychologists used a Hipp chronoscope and a control (or fall) hammer to measure reaction times. This control hammer is of the sort introduced by Matthäus Hipp, the German-Swiss mechanician who designed the chronoscope. It dates from around 1890.
- Ref: “Facilities in Experimental Psychology,” in Report of the Commission of Education for the Year 1890-91 (Washington, D.C., 1894), p. 1143.
- Location
- Currently not on view
- Credit Line
- Cornell University Department of Psychology
- Data Source
- National Museum of American History
- date made
- around 1890
- ID Number
- MG.300427.004
- catalog number
- 300427.004
- accession number
- 300427
- collector/donor number
- 3S4A
- catalog number
- M-14751
- Object Name
- Apparatus, Testing, Psychological
- control hammer
- Other Terms
- Apparatus, Testing, Psychological; Diagnostic Medicine
- Measurements
- overall: 10 1/8 in x 4 7/8 in x 17 in; 25.7175 cm x 12.3825 cm x 43.18 cm
- See more items in
- Medicine and Science: Medicine
- Subject
- Science & Scientific Instruments
- Record ID
- nmah_727654
