So Long B		55	398	OT      F-c	Englehart-Bill					1940 	
Soaring Eagle A         47	225	OT      F-nc	Eggert-Walter	MEGOW				1939	Sheelds pg 42
Soaring Eagle B         54	300	OT      F-nc	Eggert-Walter	MEGOW				1939	Sheelds pg 42
Soaring Eagle C         72	568	OT      F-nc	Eggert-Walter	MEGOW				1939	Sheelds pg 42
Southern Star		72	660	A       F-c	Ross-E.A. (London)		Zaic 34/pg 123	1934	Power-Gwyn Aero
Sparrow A 		33	155	OT      PY      McCullough-Claude		FA 4/43		1942
Sparrow A/B		49	348	OT      PY      McCullough-Claude				1942	
Sparrow B/C		66	620	OT      PY      McCullough-Claude				1942	
Sparrow C		82	976	OT      PY      McCullough-Claude				1942	
Spearhead Jr 		44	300	OT      F-c	Stoloff-Jerry	EAGLE				1942
Spearhead Sr  		53	432	OT      F-c	Stoloff-Jerry	EAGLE				1942
Spectre                 48	388	OT      F       Brofman-Jerry			FA 10/42	1942
Speedcraft (Low Wing)	63	544	A	F-c	Orwick-Henry					1938
Speedmark               60	653	A       F-c	Ohlsson-Irwin	OHLSSON MINIATURES		1938
Speedster, Loutrel      84	---	A       F-p/cp	Shereshaw-Ben	LOUTREL SPECIALTY		1934	First gas model kited in USA
Speedy (Bipe)           29	280	OT      F-b			CURTIS		MC 7/40		1940
Spook 48                48	328	A       F-c	Snyder-Barney	MODELCRAFT			1938	Gull Wing Sheelds pg 66
Spook 72                72	800	A       F-c	Snyder-Barney	MODELCRAFT			1938	Gull Wing Sheelds pg 66
Sportster (GHQ)		76	976	A       F-cp	Unrath-Julias	GHQ				1937	
Sportster (Loutrel)	75	960	A       F-cp	Unrath-Julias	LOUTREL		MAN 7/36	1935	Sheelds pg 3. Loutrel Co. later renamed to GHQ
Sportster, Courier      72	720	A       F-c			BERKELEY 			1938	
Sportster (Tux)         48	280	OT      F       		Tuxworth	AT 11/41	1941
Sportster, Dallaire     108	1482	A       F-c	Dallaire-Joe	DALLAIRE MODELS			1936	Sheelds pg 12
Sportster I, Gullwing	80	---	OT      F-c	Mountjoy-Tom					1940	
Sportster II, Gullwing	90	972	OT      F-c	Mountjoy-Tom			FA 8/42		1942	
Sportster, Air Trails   46	345	A       F-c	Shereshaw-Ben			AT 3/39		1939	Designed in 1938
Sporty II		65	600	OT      F-c	Musciano-Walt			MAN 11/50	1940	
Stall Proof Gassie      40	216	OT      PY      Hayos-Robert			FA 6/41		1941
Standby                 78	892	A       F-c	Jeffery-Bob			Zaic 38/pg 56	1938	
Stardust Special 51	51	276	OT      PY      Broggini-Donald					1940	
Stardust Special 56	56	308	OT      PY      Broggini-Donald					1940	
Starlet                 78	---	A       F-c			HEATHE				1937	Sheelds pg 16
Starliner               54	445	OT      F-nc       		HI-SPEED DIVISION		1939	Sheelds pg 54. Low Wing
Starliner               55	475	OT      F			ATWOOD				1939	
Starling                40	210	OT      PY      		SCIENTIFIC			1940	Sheelds pg 58
Stick R/C               46	314	A       F       Lanzo-Chet			AT 11-12/??	????
Stickler 		-	---	OT		Shurman-Gilbert			AA 4/43		1942	
Stigimeier 2            60	530	A       F	Stigmeier-Henry					1937	
Stinson Reliant         82	---	SC      							1937	Sheelds pg 12
Stokes Class C          76	---	OT      F       Stokes-Clyde					1940