Calculator
Date1970s
Mediumplastic
DimensionsPrimary Dimensions: 4 1/2 × 1 1/2 × 2 3/8in. (11.4 × 3.8 × 6cm)
ClassificationsInstruments
Credit LineGift of Peter Frei
Object number2019.29.0
DescriptionMath Matic Electronics Model 777 handheld electronic calculator, serial number 900004. The calculator is battery-powered, constructed out of black plastic with oval shaped white, blue, and red buttons, and features a white plastic toggle power switch.
Status
Not on viewRichard Welling
Stanley Tools
Richard Welling
Richard Welling
about 1892
Dr. Cyrus Pendleton