Two copies of a manuscript titled, "A study of the package software industry in Canada: a report submitted to the Department of Industry, Trade and Commerce" by Donald Cowan and James Wesley Graham in August 1983. Both copies are sixty-eight pages.

Three copies of an article titled, "Batch compilers for student programs on the PDP-11," by Donald Cowan, P.H. Dirksen, J.W. Graham, J.W. Welch, and T. Wilkinson. This article was published in the Proceedings of the Digital Equipment Computer Users Society, May 1976, pages 919-921.

File consists of a photocopy of a paper by D.D. Cowan and J.W. Graham, published in SIGPLAN Notices in July, 1970 (pp. 25-36).

A copy of an article titled, "Design characteristics of the WATFOR compiler," by Donald Cowan and James Wesley Graham. The article was published in SIGPLAN Notices, volume 5 (number 7), pages 25-36.

Copies of three manuscripts that were presented at the 9th Canadian DECUS Symposium in Toronto, Ontario in January 1976. Includes:

• 1. Cowan, D.D., P.H. Dirksen, J.W. Graham and J.W. Welch. Development of educational software using the DEC PDP-11. 17 pages.

• 2. Cowan, D.D., Jack Schueler and J.W. Welch. Debugging aids for the PDP-11. 5 pages.

A manual titled, "File processing with COBOL/WATBOL: part 2" by Donald Cowan, R.H. Cooper, Paul H. Dirksen, and James Wesley Graham. According to the introduction "the purpose of this text was to introduce some of the most common file-processing techniques, and to illustrate their implementation using the COBOL language." The manual is printed in two parts. Part 2 covers in detail the applications-oriented subjects such as sorting, file maintenance and report generation. Part 2 is one hundred and forty-two pages.

A manual titled, "File processing with COBOL/WATBOL: part 1, by Donald Cowan, R.H. Cooper, Paul H. Dirksen, and James Wesley Graham. According to the introduction "the purpose of this text was to introduce some of the most common file-processing techniques, and to illustrate their implementation using the COBOL language." The manual is printed in two parts. Part 1 introduces COBOL-oriented concepts and is one hundred and twenty-two pages.

A photocopy of a proof for an article titled, "Networks for education at the University of Waterloo" by Donald Cowan, S. Fenton, James Wesley Graham, and T.M. Stepien. The article was published in Computer Networks and ISDN Systems, volume 15, (issue 5), pages 313-327, in October 1988.

Two original typed copies of a manuscript titled, "The allocation and scheduling of computer resources" by Donald Cowan and James Wesley Graham. The manuscript is twenty-four pages.

A copy of an article titled, "The efficient representation of inverted lists," by Donald Cowan, James Wesley Graham, and James W. Welch. The article was published in Congressus Numerantium 17, Proceedings of the Seventh Southeastern Conference on Combinatorics, Graph Theory, and Computing, February 9-12, 1976, pages 257-272.