Computers Electronic -- See Computers Here are entered works on modern electronic computers first developed after 1945. Works on present-day calculators, as well as on calculators and mechanical computers of pre-1945 vintage, are entered under Calculators. --headings beginning with the word Computer
Computers Mechanical -- See Calculators 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.
--subdivision Programming under types of computers, microprocessors, etc.; and under names of individual computers, microprocessors, etc., e.g. Microcomputers--Programming; IBM Personal Computer--Programming
Computers Security Measures -- See Computer security Here are entered general works on protecting computer hardware and software from accidental or malicious access, use, modification, disclosure, or destruction. --subdivision Security measures under names of individual computers, e.g. IBM computers--Security measures
Computing Machines Computers -- See Computers Here are entered works on modern electronic computers first developed after 1945. Works on present-day calculators, as well as on calculators and mechanical computers of pre-1945 vintage, are entered under Calculators. --headings beginning with the word Computer
