"Computer" Pen with Multiplication Tables

Description
This 6" gray plastic ballpoint click pen has eleven round holes on the side that reveal a rotating multiplication table. The first hole shows a number between 1 and 10. The other holes show multiples of that number from 1 to 10. Clicking the pen rotates the table. The pen's metal pocket clip is marked: MOD (/) DEP (/) COMPUTER. This pen was found in the Museum collections in the 1980s.
Location
Currently not on view
Object Name
pen with tables
pen
date made
late 20th century
Physical Description
plastic (overall material)
metal (overall material)
Measurements
overall: 15.1 cm x 1.5 cm x 1.2 cm; 5 15/16 in x 19/32 in x 15/32 in
place made
United States
ID Number
1993.3058.02
catalog number
1993.3058.02
nonaccession number
1993.3058
subject
Mathematics
writing implements
Table, Mathematical
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Pens and Pencils
Data Source
National Museum of American History, Kenneth E. Behring Center

Comments

Add a comment about this object