1982 Sharp EL-2188 Printing Calculator, Sharp EL-1195 Printing Calculator Ad - "SHARP'S 2188 VS. THE IRS'S 1040."
1982 Sharp EL-2188 Printing Calculator, Sharp EL-1195 Printing Calculator Ad - "SHARP'S 2188 VS. THE IRS'S 1040."

1982 Sharp EL-2188 Printing Calculator, Sharp EL-1195 Printing Calculator Ad - "SHARP'S 2188 VS. THE IRS'S 1040."