of the fan-fold paper. In these cases the form's edge strips were perforated and the burster removed them as well. See also British Tabulating Machine Company Fredrik Rosing Bull Gustav Tauschek IBM Electromatic Table Printing Machine IBM 632 Accounting Machine IBM 6400 Series Leslie Comrie List of IBM products Powers Accounting Machine Company Powers-Samas Remington Rand List of UNIVAC products Wallace John Eckert Notes and references Further reading Note: Most IBM form numbers end with an edition number, a hyphen followed by one or two digits. For Hollerith and Hollerith's early machines see: Herman Hollerith#Further reading Histories Reprinted by Arno Press, 1976, from the best available copy. Some text is illegible. includes Hollerith (1889) reprint Punched card applications – With 42 contributors and articles ranging from Analysis of College Test Results to Uses of the Automatic Multiplying Punch this is book provides an extensive view of unit record equipment use over a wide range of applications. For details of this book see The Baehne Book.. The appendix has IBM and Powers provided product detail sheets, with photo and text, for many machines. (source: ) There is a 1954 edition, Ann F. Beach, et al., similar title and a 1956 edition, Joyce Alsop. Describes several punched card applications. Note: ISBN is for a reprint ed. The machines Unabridged edition of "Data Processing Tech 3 &2", aka. "Rate Training manual NAVPERS 10264-B", 3rd revised ed. 1970 Chapter 3 Punched Card Equipment describes American machines with some details of their logical organization and examples of control panel wiring. The four main systems in current use - Powers-Samas, Hollerith, Findex, and Paramount - are examined and the fundamentals principles of each are fully explained. An accessible book of recollections (sometimes with errors), with photographs and descriptions of many unit record machines. The ISBN is for an earlier (2006), printed, edition. This elementary introduction to punched card systems is unusual because unlike most others, it not only deals with the IBM systems but also illustrates the card formats and equipment offered by Remington Rand and Underwood Samas. Erwin Tomash Library IBM (1936) Machine Methods of Accounting, 360 p. Includes a 12-page 1936 IBM-written history of IBM and descriptions of many machines. A simplified description of common IBM machines and their uses. With descriptions, photos and rental prices. The IBM Operators Guide, 22-8485 was an earlier edition of this book Has extensive descriptions of unit record