acc. date	type	reg.	operator	fat.	location		dmg
15 Sep 1931	Avia/Fokker F.VIIb/3m	F-ALGT	Cie Internationale de Navigation Aerienne (CIDNA)	6	near Balacita		w/o
15 Sep 1931	airplane (2x)		Armée de l'Air	1+1	Strasbourg, Bas-Rhin 67		w/o
15 Sep 1931	Avro 504	A-59	Aéronautique Militaire Belge	0	Elsenborn, Liège		w/o
16 Sep 1931	Sikorsky PS-3	A-8286	United States Navy (USN)	3	David, PAN		w/o
16 Sep 1931	Boeing 40B-4	NC10347	Pacific Air Transport	4	San Francisco Bay, CA		w/o
17 Sep 1931	Messerschmitt BFW M18d	D-1812	Münchner Fotogrammetrie GmbH	4	N Viresjö, SE Jönköping		w/o
17 Sep 1931	Klemm L.25 VIIa	D-1638	Fliegergruppe Friedberg des Polytechnikums	0	Schönstedt		non
18 Sep 1931	De Havilland DH.60M Moth	G-AAKR	Nigel Benjamin Cohen	1	near Royal Oak Inn, New Inn Green, near Lympne, Kent		w/o
18 Sep 1931	BFW M.23a	D-1830	private	2	near Wittingen		w/o
18 Sep 1931	airplane		Polish Air Force	1	Warschau Airport		w/o
18 Sep 1931	Boeing P-12	NC873H	Boeing Company	0	Daiyue District, Tai'an, Shandong Province		sub
19 Sep 1931	airplane		Polish Air Force	2	near Plotz		w/o
19 Sep 1931	Klemm L.26 Va	D-2022	DVL ?	1	near Frankenstein		w/o
19 Sep 1931	Ford XB-906 (Tri-Motor)	NX9652	Ford Motor Company	2	near Dearborn, MI		w/o
20 Sep 1931	de Havilland DH.60G Moth	G-AAJR	The Hampshire Aeroplane Club	1	Sea, off Penzance, Cornwall		mis
21 Sep 1931	Douglas O-2H	29-383	United States Army Air Corps (USAAC)		4 mi E of Fulton, MO		w/o
21 Sep 1931	Supermarine S.6B	S1596	High Speed Flt RAF	0	Solent Estuary, off Calshot Pier, Hampshire		w/o
21 Sep 1931	Kawasaki Army Otsu-1	625	Imperial Japanese Army Air Service	0	Shenbei New Area, Shenyang, Liaoning Province		w/o
21 Sep 1931	Avro 504K	ZK-ACU	F C Norton	0	near Wanganui Aerodrome, Whanganui		sub
22 Sep 1931	Lockheed Vega 1	NC35E	Navin Air Transport	2	Lansing, KS		w/o
23 Sep 1931	Boeing P-12C	31-202	United States Army Air Corps (USAAC)		Dickerson, MD		w/o
23 Sep 1931	Fokker C.Ve	Z-24	MLD	0	De Kooy NAS, Noord-Holland		sub
24 Sep 1931	Junkers F13geS	D-2151	Hans Bertram	0	Visakhapatnam (Vizak)		w/o
24 Sep 1931	Grunau Baby I		Sächsische Segelfliegerschule Schwarzenberg-Pöhla	1	near Pöhla		unk
25 Sep 1931	Loening OA-1C	28-79	United States Army Air Corps (USAAC)		Waimanalo, Oahu, HI		w/o
26 Sep 1931	de Havilland DH.60G Moth	CH-322	Aero Club de Suisse, Sektion Basel	0	near Courtelary Airfield, Courtelary, Bernese Jura, Canton of Bern		w/o
27 Sep 1931	de Havilland DH.60G Gipsy Moth	CH-278	Dr. Carl Nauer (owner)	0+3	Luzern (Lucerne), Canton of Lucerne		w/o
28 Sep 1931	Avro 616 Avian IVM	RCAF 97	1 FTS RCAF	1	Camp Borden, Ontario		w/o
28 Sep 1931	de Havilland DH.60M Moth	RCAF 79	Camp Borden Training School RCAF	0+1	Camp Borden, Ontario		w/o
29 Sep 1931	Morane		Royal Hellenic Air Force	1			w/o
30 Sep 1931	Farman 303	F-AJVR	Air Orient	0	Lasbela, Baluchistan, 150km NW of Karachi		w/o
30 Sep 1931	Morane-Saulnier MS.147Ep.2	K-137	Aviação Militar	2	Rio de Janeiro, RJ		w/o
30 Sep 1931	Bristol Bulldog IIA	K1674	23 Sqn RAF	1	Coulsdon Common, Caterham, Surrey		w/o
30 Sep 1931	de Havilland DH.9	H-115A	LA-KNIL	0	Near Lembang		w/o
1 Oct 1931	Douglas O-38B	31-415	United States Army Air Corps (USAAC)	2	San Francisco Bay, CA		w/o
1 Oct 1931	Armstrong Whitworth Atlas Mk I	J9960	208 Sqn RAF	2	Moascar, Ismailia		w/o
2 Oct 1931	Avia/Sabca BH 21	T-??	Aéronautique Militaire Belge	1	Schaffen AFB, Flemish Brabant		w/o
2 Oct 1931	Nieuport-Delage-Sabca ND29C1	N-36	2/1/2 Aéronautique Militaire Belge		Schaffen AFB, Flemish Brabant		w/o
2 Oct 1931	BFW M 23b1	D-2140	Akaflieg Uni.Halle	0	Nietleben Airfield, Halle		w/o
2 Oct 1931	Blackburn T.5B Ripon IIA	S1467	461 Flt HMS Glorious FAA RAF	2	sea off Famagusta,		w/o
3 Oct 1931	Simmonds Spartan	G-AAML	Lt Charles Richard Vernon Pugh, RN	1	Croydon Airport, Croydon, Surrey, England		w/o
5 Oct 1931	Curtiss A-3 Falcon	27-258	United States Army Air Corps (USAAC)	2	near Maxwell Field, AL		w/o
5 Oct 1931	Curtiss JN-4H	AS-41583	United States Army Air Corps (USAAC)		Vicinity of Fort Worth, TX		w/o
5 Oct 1931	Curtiss JN-4H	AS-38378	United States Army Air Corps (USAAC)		vicinity of Fort Worth, TX		w/o
5 Oct 1931	Dickson Primary			0	Hargrave Park Aerodrome, Sydney, NSW		w/o
6 Oct 1931	Heinkel HE12	D-1717	Norddeutsche Luftverkehrs AG (NOLAG)	2	Cobequid Bay, Nova Scotia		w/o
6 Oct 1931	CMASA/Dornier Do J Wal Ras Cabina	D-861	Deutsche Verkehrsfliegerschule (DVS)	0			w/o
6 Oct 1931	de Havilland DH.60G Moth	ZS-ABN	E. Kelley-Patterson	0	Steynsburg, Eastern Cape Province		w/o
7 Oct 1931	Curtiss JN-4C	G-CAJL	Private		Swift Current, SK		w/o
7 Oct 1931	Vought O2U-4 Corsair	A-8327	US Navy	0	Over East Camp Field, Hampton Roads, VA		w/o
7 Oct 1931	de Havilland DH.60G Moth	A7-35	1 FTS RAAF	0	RAAF Point Cook, Victoria		w/o
8 Oct 1931	Curtiss O-1C Falcon	27-264	United States Army Air Corps (USAAC)		Framingham Airport, MA		w/o
9 Oct 1931	de Havilland DH.60 Moth	VH-UFK	Australian Aero Club (Western Australia Section)	0	Maylands, Perth, WA		w/o
9 Oct 1931	Lockheed Vega 5	NC....	Corporación Aeronáutica de Transportes (CAT)	5	near Ixtlahuaca		w/o
10 Oct 1931	Kalinin K-4	CCCP-L5	Transaviatsiya		Soviet Union		unk
11 Oct 1931	BFW M.23 b1	D-2113	J.Schmidt	0	Aerdenhout, Noord-Holland		w/o
14 Oct 1931	glider		Akademische Fliegergruppe der Universität Würzburg	0	near Kassel		w/o
14 Oct 1931	Westland Wapiti		Aircraft Depot RAF	1	Marud Khan, near Karachi		w/o
14 Oct 1931	Fairchild FC-2W2		Línea Aeropostal Santiago-Arica	0	near Antofagasta		sub
15 Oct 1931	Curtiss A-3 Falcon	28-110	United States Army Air Corps (USAAC)		Maxwell Field, AL		w/o
15 Oct 1931	Curtiss O2C-1 Helldiver	A-8954	US Marine Corps	1	St Paul, MN		w/o
16 Oct 1931	airplane		Fuerza Aérea Mexicana (FAM)	2+2	Balbuena		w/o
16 Oct 1931	airplane		Fuerza Aérea Mexicana (FAM)	2+2	Balbuena		w/o
17 Oct 1931	Swallow Land Biplane	G-CAUJ			St. Catherines, ON		w/o
18 Oct 1931	de Havilland DH.60M Moth	CF-CAE	Regina Flying Club	0	Regina Airport, Regina, Saskatchewan		w/o
19 Oct 1931	Lockheed YP24 Detroit	32-320	United States Army Air Corps (USAAC)	0	Patterson Field, OH		w/o
21 Oct 1931	Korsa II	CH-185	private	1	near Dietikon		w/o
21 Oct 1931	de Havilland DH.80A Puss Moth	R-193	Private		Salta		w/o
22 Oct 1931	Keystone B-5A	30-333	United States Army Air Corps (USAAC)		Black River, near Langley Field, VA		w/o
23 Oct 1931	Kawasaki Army Otsu-1?		Imperial Japanese Army Air Service	1	Yuhong District, Shenyang, Liaoning Province		w/o
24 Oct 1931	Blackburn L.1C Bluebird IV	G-ABPV	Blackburn Aeroplane & Motor Co	1	Tatoi Airport, Attica		w/o
25 Oct 1931	Latécoère 26-2R	F-AIXU	Aéropostale	0	near Skhirat		w/o
25 Oct 1931	Avro 522	E-7	Aviación del Ejército Argentino	1	near Fortín Barragán		w/o
26 Oct 1931	Armstrong Whitworth Atlas Mk I	K1017	13 Sqn RAF	2+1	Tidworth, Wiltshire		w/o
26 Oct 1931	Armstrong Whitworth Atlas Mk I	J9526	13 Sqn RAF	1+2	Tidworth, Wiltshire		w/o
26 Oct 1931	Waco GXE	NC5406	R C Davis	0	Bartica		w/o
27 Oct 1931	de Havilland DH.60X Moth	G-CATZ	William N Millar	0	North Bay, Nipissing District, Ontario		w/o
27 Oct 1931	Ford 5-AT-C Tri-Motor	NC427H	National Air Transport	0	Ashley, IN		w/o
28 Oct 1931	Ryan B-1	XA-.../6	Corporación Aeronáutica de Transportes (CAT)	3	Torreón, JAL		w/o
29 Oct 1931	Armstrong Whitworth Siskin Mk IIIA	J8881	25 Sqn RAF	1	Caesar's Camp, near Hawkinge, Folkestone, Kent		w/o
29 Oct 1931	Dornier Do J Wal IIa Bos	D-2068	Deutsche Lufthansa	0	off La Coruna		unk
30 Oct 1931	Avro Tutor Mk I	K2498	3 FTS RAF	2	Bulwell Hall Park Golf Links, Norwich Gardens, Bulwell, Nottingham		w/o
30 Oct 1931	FMA Dewoitine D.21C-1	27	Aviación Militar	0	Canada de Gómez		sub
31 Oct 1931	Thomas-Morse O-19E	31-545	United States Army Air Corps (USAAC)		Gatesville, TX		w/o
xx Oct 1931	Polikarpov AP	CCCP-A15	Selkhozaviatsiya		Soviet Union		unk
xx Oct 1931	Caudron G-3	F-ABAK	M de Lavillette, Bordeaux	0			w/o
1 Nov 1931	Falke Glider	Unregistered	Portsmouth Gliding Club	0	Portsdown Hill, near Portsmouth, Hampshire		w/o
1 Nov 1931	airplane			1	Mexico City		w/o
3 Nov 1931	Curtiss P-1B Hawk	27-82	United States Army Air Corps (USAAC)		Kelly Field, Texas		w/o
3 Nov 1931	Curtiss P-1B Hawk	27-92	United States Army Air Corps (USAAC)		Kelly Field, Texas		w/o
3 Nov 1931	K-1 Experimental Blimp/Zeppelin	K-1	United States Navy (USN)	0	Cape May, New Jersey		w/o
4 Nov 1931	De Havilland DH.60M Moth	CF-AGZ	Border Cities Aero Club	0	near Walkerville, Ontario		w/o
4 Nov 1931	Amiot 122Bp.3	K-622	Aviação Militar	0	Angamarca		w/o
4 Nov 1931	Desoutter Mk II	ZK-ABX	R.R. Money, t/a Rotorua Airways	0	Whakarewarewa, Rotorua		w/o
5 Nov 1931	Lockheed Orion 9	NC12221	New York, Philadelphia & Washington Airways	5	near Camden, NJ		w/o
5 Nov 1931	Vought O2U-2 Corsair	A-8096	US Navy	1	Pacific Ocean near USS Saratoga 10 mi SW of Point Loma, CA		w/o
6 Nov 1931	Heinkel HE5a ?		Latvian Navy	2	near Libau (Liepaja)		w/o
6 Nov 1931	Heinkel HE5a ?		Latvian Navy	4	near Libau (Liepaja)		w/o
7 Nov 1931	Kawasaki Army Type 88		Imperial Japanese Army Air Service	0	Tailai County, Qiqihar, Heilongjiang Province		w/o
8 Nov 1931	De Havilland DH.60M Moth	G-AAVU	Brooklands School of Flying	1	RAF Hendon, Middlesex		w/o