Object Details
Description
This gelatin-silvered photograph shows an early version of the pantograph card punch that Herman Hollerith patented in 1890. The photograph is matted, and has a glass cover and wooden frame.
Four places on the photograph are marked in red ink: 2.
For related object, see MA.312896.
Location
Currently not on view
Credit Line
Gift of Virginia Hollerith and Lucia Hollerith
date made
ca 1890
ID Number
MA.317982.04
accession number
317982
catalog number
317982.04
Object Name
photograph
Physical Description
wood (overall material)
glass (overall material)
paper (overall material)
Measurements
overall: 1.9 cm x 29.8 cm x 24.4 cm; 3/4 in x 11 23/32 in x 9 19/32 in
See more items in
Medicine and Science: Mathematics
Computers & Business Machines
Tabulating Equipment
Data Source
National Museum of American History
web subject
Mathematics
Census
Link to Original Record
Record ID
nmah_694418