IBM GX20-1971-0 UM/010 Flowcharting Template

Description:

This rectangular clear green plastic template has nineteen symbols relating to flowcharting and structured programming cut out of it. These are explained on the paper sleeve. The template has a nine inch scale, divided to tenths of an inch, across the top, a nine inch scale divided to eighths of an inch across the bottom, a three inch scale divided to twelfths of an inch on the right, and a scale nine centimeters long divided to millimeters on the left. A mark on the right reads: HIPO. Another mark reads: GX20-1971-0 UM/010. Another mark reads: IBM.

HIPO (Hierarchy plus Input Process Output) was a design aid and documentation technique developed by IBM in the 1970s.

Reference:

Edward C. Yourdon, “Users Want too Much from HIPO: Yourdon,” Computerworld, vol. 19, #22, May 31, 1976, p. 24.

Date Made: ca 1975

Maker: IBM

Location: Currently not on view

Subject: Mathematics

Subject:

See more items in: Medicine and Science: Mathematics, Flowcharting Templates, Science & Mathematics

Exhibition:

Exhibition Location:

Credit Line: Gift of Prof. Michael R. Williams

Data Source: National Museum of American History

Id Number: 1997.3099.04Nonaccession Number: 1997.3099Catalog Number: 1997.3099.04

Object Name: Logic Template

Physical Description: paper (overall material)plastic (overall material)Measurements: overall: .1 cm x 25.2 cm x 11.5 cm; 1/32 in x 9 29/32 in x 4 17/32 in

Guid: http://n2t.net/ark:/65665/ng49ca746a5-33a9-704b-e053-15f76fa0b4fa

Record Id: nmah_694226

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