The Mark Ellson collection of brochures and product specifications includes printed material pertaining to superminicomputers, minicomputers, workstations, processors, and memory systems published between 1980 and 1994. Ellson collected and retained these materials for use as reference files when making equipment purchasing decisions at Lockheed Missiles & Space Company.

Mark Ellson began working at Lockheed Missiles & Space Company in the early 1980s and continued to work for the company for over 30 years. Born around 1960, Ellson graduated from Indio High School, located in Indio, California, in 1977. He studied Math at Claremont McKenna College and Electrical and Electronics Engineering at Stanford University. Ellson first worked at Lockheed Missiles & Space Company as a Systems Engineer, where he led system and software architecture design studies related to high performance image processing workstations and wideband data distribution. In 1991, he became a Program Manager and, as of 2016, continues to work in that capacity. Through his early work in the industry, Ellson collected and retained promotional material related to new technologies and equipment during the 1980s and early 1990s.

5.8 Linear feet, 5 record cartons

The Computer History Museum (CHM) can only claim physical ownership of the collection. Users are responsible for satisfying any claims of the copyright holder. Requests for copying and permission to publish, quote, or reproduce any portion of the Computer History Museum's collection must be obtained jointly from both the copyright holder (if applicable) and the Computer History Museum.

The collection is open for research.