Lockheed 18-56
10 registered with the FAA, built 1942 to 1952.
- Type
- Fixed-wing, multi-engine
- Engines
- 2 × Piston
- Seats
- 17
- Weight class
- 12,500 to 19,999 lb
- N250D 1952 Lockheed 18-56Glover William S Mount Pleasant, TX Registered
- N177L 1949 Lockheed 18-56Lone Star Flight Museum Houston, TX Registered
- N96334 1946 Lockheed 18-56Rassawek Ventures Inc Rockville, VA Registered
- N1940S 1943 Lockheed 18-56Glover William Scott Mount Pleasant, TX Registered
- N21G 1943 Lockheed 18-56Donovan Patrick Bellingham, WA Registered
- N250TS 1942 Lockheed 18-56Schultz Philip W Lancaster, CA Registered
- N31G 1942 Lockheed 18-56Houston Aeronautical Heritage Society Inc Houston, TX Registered
- N41CW Lockheed 18-56Sanders Dennis R Ione, CA Registered
- N631LS Lockheed 18-56Hill Lawrence E Marion, MT Registered
- N781G Lockheed 18-56Tupelo Aeronautics Inc Tupelo, MS Registered