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other calculators

see also simple calculators, desk calculators and pocket computers

sinclair calculators

sinclair scientific sinclair cambridge programmable sinclair enterprise

commodore calculators

commodore 776m commodore 9r31 commodore sr-4148r commodore sr-1800
commodore p50 commodore pr100 commodore sr-9190r

sharp calculators

sharp pc-1802 sharp pc-1001 sharp el-520w
sharp el-509a sharp el-512 sharp el-545h sharp el-5103
sharp el-9900 sharp el-509d sharp el-531p & el-531gh sharp el-5020

miscellaneous calculators

national semiconductor 4640 compucorp 320g compucorp 322G
canon f-73 sanyo cz1210 sumlock anita 841