LC control no. | sh 85018798 |
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LC classification | HF5541.C3 Business QA75 Mathematics |
Topical heading | Calculators |
Variant(s) | Adding-machines Calculating-machines Computers, Mechanical Desk calculators Mathematical machines (Calculators) Mechanical computers |
See also | Mathematical instruments Office equipment and supplies Arithmetic Computers Tabulating machines |
Scope note | Here are entered works on present-day calculators as well as on calculators and mechanical computers of pre-1945 vintage. Works on modern electronic computers first developed after 1945 are entered under Computers. |
Subject example tracing | Note under Computers |
Found in | Work cat.: 83-90855: Shaeffer, R.E. Calculator layout, 1984, c1983. Web. 3. World book. Random House. Thesaurus of eng. & sci. terms. Hennepin (Calculators (Machines)) Readers' guide. Collier's (Project generated as a result of EVP proposal to make Pocket Calc. see Calc.=machines) |