This is one of a series of forty-column perforated punch cards designed for use with the programmable Wang LOCI-2 electronic calculator. Each card is marked in the bottom left corner: IBM D56709. Each card is marked on the left side: LOCI (LOGARITHMIC COMPUTER) PROGRAM.
For the calculator, see 1980.0096.01. For the card reader, see 1980.0096.01.1. For the card punch, see1980.0096.02.
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.
If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.