of the machine's expansion card slots. The competitive cost and expandability options of the first model, the IBM PC model 5150, as well as IBM's reputation, led to strong sales to both enterprise and home customers. Estridge was rapidly promoted, and by 1984 was IBM Vice President, Manufacturing, supervising all manufacturing worldwide. Steve Jobs offered Estridge a multimillion-dollar job as president of Apple Computer but he declined. Death and legacy Estridge and wife Mary Ann were killed in the crash of Delta Air Lines Flight 191 at Dallas/Fort Worth International Airport on August 2, 1985. He was 48 years old. At the time of his death, IBM ESD, which included the development and manufacturing of the IBM PC, PC DOS, PC LAN and TopView, had nearly 10,000 employees and had sold over a million PCs. Estridge has been honored many times. In 1999, he was identified in CIO magazine as one of the people who "invented the enterprise". The Don Estridge High-Tech Middle School — formerly IBM Facility Building 051 — in Boca Raton, Florida, is named after him, and on the occasion of its dedication received from Don Estridge's family his personal IBM 5150 computer machines. References External links , Jan Winston, CIO Magazine, Dec. 15, 1999/Jan. 1 2000. Part of Inventing the Enterprise View from the Top by Michael J. Miller, PC Magazine, 09.04.01 The History Of The IBM Personal Computer 1937 births 1985 deaths University of Florida College of Engineering alumni People from Jacksonville, Florida IBM employees Bishop Kenny High School alumni Victims of aviation accidents or incidents in 1985 Victims of aviation accidents or incidents in the United States Accidental deaths in Texas