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A single program deck, with individual subroutines marked. The markings show the effects of editing, as cards are replaced or reordered. Many early programming languages, including FORTRAN, COBOL and the various IBM assembler languages, used only the first 72 columns of a card – a tradition that traces back to the IBM 711 card reader used on the IBM 704/709/7090/7094 series (especially the ...
This category contains articles about punched cards and card handling equipment, including card readers, card punches, and keypunches. Subcategories This category has the following 2 subcategories, out of 2 total.
A wall-sized display sample of a punch card for the 1954 U.S. Census of Agriculture. ANSI INCITS 21-1967 (R2002), Rectangular Holes in Twelve-Row Punched Cards (formerly ANSI X3.21-1967 (R1997)) Specifies the size and location of rectangular holes in twelve-row 3 + 1 ⁄ 4-inch-wide (83 mm) punched cards.
A computer punched card reader or just computer card reader is a computer input device used to read computer programs in either source or executable form and data from punched cards. A computer card punch is a computer output device that punches holes in cards. Sometimes computer punch card readers were combined with computer card punches and ...
The print version has been published since 1932, and was founded by Carolyn F. Ulrich, chief of the periodicals division of the New York Public Library as Periodicals Directory: A Classified Guide to a Selected List of Current Periodicals Foreign and Domestic. [2]
This template is used to create a bibliographic entry for an entire journal (or other periodical), or a volume or issue of a journal, but not a specific article. It is intended for use where the absence of a specific article makes {{Cite journal}} inappropriate. The format is based on the CMOS style for a bibliographic entry, and is intended to ...
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Print/export Download as PDF; Printable version; In other projects ... For academic journals published every month (12 times per year).