Lockheed Cl 400
Nov. 30, 2024
ch8-3 Project Suntan - The Lockheed CL-400 - YouTube Lockheed CL-400 (Project Suntan). High altitude (100k ft) Hydrogen burning turbojet. Proposed successor to the U-2 before the SR-71. : r/WeirdWings The epic attempts to power planes with hydrogen - BBC Future Lockheed CL-400 (Suntan) Lockheed CL400 Suntan | Secret Projects Forum | Lockheed Cl 400