insider.si.edu4 个月
Electronic Calculators—Handheld
The instrument sold for $795 – plus an extra sum for a special “security cradle” that allowed one to ... Hewlett-Packard HP 11C Handheld Electronic Calculator National Museum of American History Texas ...
insider.si.edu3 个月
Electronic Calculators—Handheld
The instrument sold for $795 – plus an extra sum for a special “security cradle” that allowed one to ... Hewlett-Packard HP 11C Handheld Electronic Calculator National Museum of American History Texas ...