Termatrex Card Rack with Punch Cards

This green vertical file holds five groups of plastic cards with cards colored differently in each group. A small tab is attached to the top of each card. A mark on the bottom of one card reads: TERMATREX SYSTEMS R (/) RANDOM NUMERIC CARD (/) RE-ORDER NO. RN-TC-1000. A mark on another card reads: c 1960 JONKER Corporation (/) GAITHERSBURG, MARYLAND (/) PRINTED IN U.S.A. A mark on the rack reads: JONKER.
For a description of the Termatrex data retrieval system, with references, see 1993.0132.01. For a card reader, see 1993.0132.02. For documentation, see 1993.3065.
Currently not on view
date made
ca 1969
Jonker Business Machines, Inc.
place made
United States: Maryland, Gaithersburg
Physical Description
metal (overall material)
plastic (overall material)
overall: 32.1 cm x 26.7 cm x 22.2 cm; 12 5/8 in x 10 1/2 in x 8 3/4 in
ID Number
catalog number
accession number
Credit Line
Transfer from Smithsonian Institution Conservation Analytical Laboratory
Conservation History
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Tabulating Equipment
Punch Cards
Data Source
National Museum of American History