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Summary
DescriptionAperture card.JPG
A backlit aperture card showing hollerith holes and the microform image
Date
Source
Original photo
Author
Ianaré Sévi for Lorien Technologies
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I, Ianare, the copyright holder of this work, hereby publishes it under the following license:
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Attribution: I, Ianare
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21:41, 14 June 2007
1,920 × 849 (162 KB)
Ianare
{{Information |Description= A backlit aperture card showing hollerith holes and the microform image |Source= Original photo |Date= 2007-06-15 |Author= Ianaré Sévi for Lorien Technologies }}
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