Instructions for circular slide rule to calculate nuclear bomb effects, designed by Lovelace Corporation using data from book "The Effects of Nuclear Weapons" (1962 edition) and made by Lytle Corporation, Albuquerque, New Mexico Instructions for circular slide rule to calculate nuclear bomb effects 1962
Friden model 1152 Programmable Printing Desktop Electronic Calculator, s/n 17353, together with manual, c.1970 Friden model 1152 Programmable Printing Desktop Electronic Calculator 1965-1975
Friden model 1160 Desktop Electronic Calculator, with CRT display, s/n 10497, c.1970 Friden model 1160 Desktop Electronic Calculator 1965-1975