Item008: IBM Globe Earrings - IBM 80 Column Punch Card Chad
About the Earrings
These earrings were made from 1960 vintage IBM 80 column punch cards. The holes on the card represent letters and numbers. These holes were made by an IBM keypunch machine. The small rectangle punched out of the card is called a chad. The clear globe is filled with chad.
Included in the resealable bag:
The 1/2" spherical earrings and a ChipScapes card that gives information about this jewelry (see the picture).