Title
CalculatorCatalog Number
102782691Type
Physical ObjectDescription
Object is hand-held calculator. It has a numeric pad with arithmetic functions and several trignometric and other math functions.Date
circa 1975-1978Manufacturer
Hewlett-Packard CompanyPlace Manufactured
U..S.Identifying Numbers
| Model number | HP21 | |
| Serial number | 1507A97257 | Molded into back |
Dimensions
overall: 1 in x 2 5/8 in x 5 inCredit
Gift of Irene StrattonLot Number
X8391.2018Related Records
| 102782692 | Power Supply |