Filters and sorting
A TATE'S ARITHMOMETERA TATE'S ARITHMOMETER
A GROUP OF SIX CALCULATORSA GROUP OF SIX CALCULATORS
AN IBM 7090 MAINFRAME COMPUTERAN IBM 7090 MAINFRAME COMPUTER
A TELETYPE ASR 33A TELETYPE ASR 33
A PDP-5 MINICOMPUTERA PDP-5 MINICOMPUTER
A LINC-8 MINICOMPUTERA LINC-8 MINICOMPUTER
A PDP-7A MINICOMPUTERA PDP-7A MINICOMPUTER
A CDC 6500 SUPERCOMPUTERA CDC 6500 SUPERCOMPUTER
A KENBAK-1 DIGITAL COMPUTERA KENBAK-1 DIGITAL COMPUTER
MICRAL-N MICROCOMPUTERMICRAL-N MICROCOMPUTER
A MARK-8 MICROCOMPUTERA MARK-8 MICROCOMPUTER
AN IMSAI I-8080 MICROCOMPUTERAN IMSAI I-8080 MICROCOMPUTER
A TELETYPE ASR 35A TELETYPE ASR 35
AN APPLE-1 COMPUTERAN APPLE-1 COMPUTER
A DECSYSTEM-2020A DECSYSTEM-2020
A CADR LISP MACHINEA CADR LISP MACHINE