REVISED: 4/22/07

Porterfield, Porterfield-Turner

SEE ALSO American Eagle

1925: (Edward) Porterfield Flying School, Richards Field, Kansas City MO. 1925: Founded American Eagle Aircraft Co. c.1930: Porterfield Aviation Interests Inc, Fairfax Airport, Kansas City KS. 1933: Porterfield Aircraft Corp, 1328 Locust St, Kansas City MO; 1937: 2457 Charlotte St; 1939: 1722 Wabash Ave. 1939: Roscoe Turner as vice-president. 1942: Sold rights to Columbia Aircraft Co, Porterfield operations to Ft Smith AR to produce Waco troop gliders. 19??: Northwestern Aeronautical Corp, Holman Field, St Paul MN. 19??: Production ended. 1984: Rights acquired by Joe Rankin, Maryville MO.

  Porterfield 35-70 [NC14481] (William T Larkins)

35-70 Flyabout 1935 (ATC 567, 2-498) = 2pChwM; 65hp LeBlond 5D or 70hp LeBlond DE; span: 32'0" length: 20'0" load: 485# v: 120/105/40 range: 315. Noel Hockaday, modified from the Wyandotte Pup design acquired by Porterfield. First two models had 60hp LeBlond [NC14400, NC14421]. $1,695-1,795; POP total 35s: about 200.

35-V 1936 (ATC 606) = 2pChwM; 65hp Velie M-5; span: 32'0" length: 20'4" load: 514# v: 112/103/40 range: 395. $1,795; POP: 11.
35-W 1936 (ATC 611) = 2pChwM; 90hp Warner; span: 32'0" length: 22'1" load: 501# v: 120/110/42 range: 340. $2,995; POP 25.
75-C 1939 (ATC 611) = 35-W with 75hp Continental A-75; span: 32'0" length: 21'0" load: 525# v: 124/110/38 range: 350. Fixed wing slots. $2,295; POP: only a few built up from leftover 35-W parts.
90 1938 (ATC 611) = Sporty, deluxe version of 35-W; v: 133/120/40. $3,145.
  Porterfield CP-40 [NC18731] (Frank Rezich coll)

CP-40, CP-40A Zephyr 1937 (ATC 2-530) = 2pO-ChwM; 37-40hp Continental A-40; span: 34'8" length: 21'7" load: 459# v: 83/75/28. Howard Barlow; based on 1930 American Eagle Eaglet. $1,295, $1,335 with cabin side panels; POP: about 45. Prototype [NC16450].
  Porterfield CP-50 [NC25576]

CP-50 Collegiate 1937 (ATC 690) = 2pChwM; 50hp Continental A-50; span: 34'9" length: 22'6" load: 436# v: 102/91/32 range: 270. $1,495, $1,695 deluxe version with dual mags, brakes, tail wheel. POP: 50. Prototype [NC21953].
  Porterfield CP-65 [NC27270] (Eddie Coates coll)

CP-65 Collegiate 1940 (ATC 720) = 2pChwM; 65hp Continental A-65; span: 34'9" length: 22'8" load: 500# v: 110/100/32 range: 300. $1,665, $1,895 deluxe version with dual mags, brakes, tail wheel.
FP-50 Collegiate 1941 (ATC 690) = CP-50 with 50hp Franklin 4AC.
FP-60 Collegiate 1941 (ATC 720) = FP-50 with 60hp Franklin 4AC. $1,560.
FP-65 Collegiate 1940 (ATC 720) = CP-65 with 65hp Franklin 4AC. $1,590. Design revived in 1984 as Rankin Collegiate for $15,000(!)
  Porterfield LP-65 [NC27206] (Eddie Coates coll)

LP-50, -55, -65 Collegiate 1940 (ATC 720) = CP-65 with 50hp Lycoming O-145 in 1940, and 65hp O-145 (1941). LP-55 and LP-65 had 55hp and 65hp Lycomings respectively. $1,495-1,725; POP: more than 400.
-Turner PT-25 1941 = 2pOB; 90hp Warner (or 100hp Kinner K-5); span: 31'1" length: 21'11" load: 868# v: 100/90/47 range: 360. POP: 1 prototype, based on American Eagle 201 drawings. The name of Roscoe Turner was employed mainly for its prestige value. Production models were to include 125-165hp Warner Super Scarab (as Porterfield 145).