Issue No.01 - January-March (2006 vol.28)
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/MAHC.2006.12
Pioneer independent consultant says four types of clients were key to successful start and 32- year work life.
Technical consultant, computer specialist, one-man business, 1959-1992
Robert L. Patrick, "Anecdotes", IEEE Annals of the History of Computing, vol.28, no. 1, pp. 93-95, January-March 2006, doi:10.1109/MAHC.2006.12