Nippon mechanical calculator model HL-21
- Made:
- 1960-1970
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LicenseThis image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseNippon mechanical calculator model HL-21 in fitted box
Science Museum Group
© The Board of Trustees of the Science Museum
Nippon mechanical calculator model HL-21 in fitted box
Science Museum Group
© The Board of Trustees of the Science Museum
Nippon mechanical calculator model HL-21 in fitted box
Details
- Category:
- Mathematics
- Object Number:
- 1983-1376
- type:
- calculating machine
- credit:
- Imperial College of Science and Technology (Royal School of Mines)
