IBM GX20-1971-0 UM010 Flowcharting Template
IBM GX20-1971-0 UM/010 Flowcharting Template
- 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.
- Edward C. Yourdon, “Users Want too Much from HIPO: Yourdon,” Computerworld, vol. 19, #22, May 31, 1976, p. 24.
- Currently not on view
- Object Name
- Logic Template
- date made
- ca 1975
- Physical Description
- paper (overall material)
- plastic (overall material)
- overall:.1 cm x 25.2 cm x 11.5 cm; 1/32 in x 9 29/32 in x 4 17/32 in
- ID Number
- nonaccession number
- catalog number
- Credit Line
- Gift of Prof. Michael R. Williams
- Data Source
- National Museum of American History
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.