
“This CIA project code-named Tagboard,” Jacobsen writes in “Area 51,” “was an Oxcart with a Mach 3 drone on its back, circa 1965. To avoid confusion with the A-12, the mothership was designated M-21 (as in ‘mother’) and the drone was designated D-21 (as in ‘daughter’).”
![Editorial photograph illustrating: [FEATURED]](https://cdn.trendingnow.eu/wp-content/uploads/2026/05/editorial-photograph-illustrating-featured-featured-16x9-1-300x167.webp)



















