Source Title: Lockheed Martin Corporation
Other Voice: Britannica
Description: Britannica summary page for Lockheed Martin Corporation.
Source URL: https://www.britannica.com/summary/Lockheed-Martin-Corporation
Subject Page: POLIS Manufacturer Lockheed Martin
Source Title: Lockheed Martin Merger History
Other Voice: Lockheed Martin
Description: Lockheed Martin history page for the Lockheed Martin merger.
Source URL: https://www.lockheedmartin.com/en-us/news/features/history/merger.html
Subject Page: POLIS Manufacturer Lockheed Martin