Title: | Radio City Music Hall Employee Data |
Date: | 1969 |
Material: | Card Stock |
Dimensions: | 2⅝ x 3¼ in. (67 × 83 mm) |
Company: | IBM Corp. |
Location: | Armonk, New York, United States |
An attempt to fit more information into a smaller card by using much smaller holes. It was used only in the IBM System/3 small business computer and was soon superseded by 8-inch floppy disks.