WEB LINKS
https://www.lmasc.com: Lockheed Martin Aeronautics Co. News, gallery of planes with histories and specifications and a fun educational site for kids.
https://www.boeing.com/space/rdyne: Rocketdyne. News, archive of in-house Threshold magazine, facts about rockets made easy, historical milestones, careers and more.
https://www.litton.com: Litton Industries. News, investor relations, products and services and employment.
https://www.hawker.com: Hawker Pacific Aerospace. Interesting history of the company started in 1912; services, available parts, employment and investor relations.
https://www.esterline.com: Esterline Technologies, parent company of TA Manufacturing, Valencia, and Mason Electronics, San Fernando. Company profile, subsidiaries, products and employment.
Sites subject to change.