249:
683:
400:
582:
378:
282:
532:
604:
444:
260:
466:
304:
510:
555:
488:
326:
422:
100:
154:
The HF.20 was seriously underpowered, and a variety of engines were trialled in the hope of correcting this, none with much success. The problem was eventually solved only when an engine of twice the power of the original powerplant was fitted to the
1786:
890:
Klaauw, Bart van der (March–April 1999). "Unexpected
Windfalls: Accidentally or Deliberately, More than 100 Aircraft 'arrived' in Dutch Territory During the Great War".
1781:
40:
1221:
159:
variant, by which time the aircraft was already obsolete. Nevertheless, the performance of the HF.20 made it adequate for use on secondary fronts.
1796:
983:
1806:
248:
434:
127:'s designs. It entered service with the French, Belgian and Serbian armies in 1913 (two aircraft conducted reconnaissance during the
128:
1791:
870:
1214:
500:
456:
1545:
976:
412:
338:
1776:
1207:
1022:
115:
and its derivatives were a family of reconnaissance aircraft produced in France shortly before and during the
696:
673:
123:"Shorthorn" that did away with the type's distinctive landing skids, and incorporated design features from
1027:
316:
1801:
1392:
1332:
1322:
1317:
1230:
1083:
969:
61:
1725:
370:
365:
360:
355:
1037:
350:
345:
1042:
1017:
228:
1600:
1585:
1580:
1495:
1490:
1400:
1047:
1012:
666:
661:
656:
651:
646:
641:
636:
390:
272:
39:
1032:
1007:
1327:
1312:
1108:
1103:
1098:
1093:
1073:
631:
626:
621:
616:
478:
136:
932:
1178:
1173:
1168:
928:
912:
895:
866:
567:
522:
294:
1710:
1705:
1505:
1440:
544:
405:
132:
594:
195:
15.58 m (51.1 ft) span and increased wing area version with Gnome Lambda engine.
116:
1347:
609:
1770:
1755:
1750:
1745:
1720:
1690:
1337:
186:
148:
1740:
1735:
1730:
1715:
1700:
1695:
1685:
1680:
1675:
1670:
1665:
1660:
1655:
1650:
1645:
1640:
1635:
1630:
1625:
1620:
1615:
1610:
1605:
1595:
1590:
1575:
1570:
1565:
1560:
1555:
1550:
1540:
1535:
1530:
1525:
1500:
1435:
1430:
1380:
1375:
1307:
1302:
1297:
1292:
1287:
1282:
1272:
1267:
1262:
1257:
1239:
1088:
767:
688:
682:
572:
537:
182:
172:
124:
120:
91:
71:
1520:
1515:
1510:
1485:
1480:
1475:
1470:
1465:
1460:
1455:
1450:
1445:
1425:
1370:
1365:
1360:
1355:
1252:
1247:
1188:
1163:
1158:
1153:
1148:
1143:
1138:
1133:
1078:
1063:
992:
587:
449:
143:
shortly after the outbreak of war. The type was also licence-built in the UK by
1420:
1415:
1410:
1405:
1183:
1118:
1068:
236:
899:
235:
engine with a revised undercarriage that included nose wheels similar to the
1123:
923:
Thomas, Andrew. "In the
Footsteps of Daedulus: Early Greek Naval Aviation".
916:
265:
17:
1128:
1113:
221:
11.5 m (38 ft) span aerobatic version with Gnome Lambda engine
471:
309:
287:
232:
104:
99:
560:
515:
493:
383:
331:
770:
7-cylinder air-cooled rotary piston engine, 60 kW (80 hp)
181:
15.5 m (51 ft) span and increased wing area version with
1199:
427:
247:
144:
98:
215:
18.08 m (59.3 ft) span version with Gnome Lambda engine
957:. London: Bright Star Publishing. pp. File 894 Sheet 14–15.
185:
engine. At least one of the few built, entered service with the
140:
1203:
965:
961:
911:. Collection Docavia. Vol. 21. Paris: Éditions Larivière.
861:
Davilla, Dr. James J.; Soltan, Arthur M. (January 2002).
252:
HF-20 of the Swiss Air Force during the First World War
1389:
1346:
1238:
1056:
1000:
547:- Taken over from the Imperial Russian Air Force.
837:1 Ă— machine gun on flexible mount for observer
1787:1910s French military reconnaissance aircraft
1215:
977:
8:
949:. London: Studio Editions. pp. 380–381.
843:small load of 75 mm (3.0 in) bombs
776:2-bladed fixed-pitch wooden pusher propeller
103:A HF.20 biplane at Nicopolis airfield, near
865:. Flying Machines Press. pp. 207–212.
1222:
1208:
1200:
984:
970:
962:
927:, No. 94, July–August 2001, pp. 8–9.
815:2,000 m (6,600 ft) in 22 minutes
791:165 km/h (103 mph, 89 kn)
853:
797:315 km (196 mi, 170 nmi)
135:and one crashed), and with the British
1782:1910s French military trainer aircraft
863:French aircraft of the First World War
710:French aircraft of the First World War
29:
821:18 kg/m (3.7 lb/sq ft)
7:
231:engine or 240 hp (180 kW)
736:13.65 m (44 ft 9 in)
742:3.15 m (10 ft 4 in)
730:8.06 m (26 ft 5 in)
435:Imperial Japanese Navy Air Service
119:. It was a refined version of the
27:French WW1 reconnaissance aircraft
25:
955:World Aircraft Information Files
681:
602:
580:
553:
530:
508:
486:
464:
442:
420:
398:
376:
324:
302:
280:
258:
38:
947:Jane's Encyclopedia of Aviation
748:35 m (380 sq ft)
1797:Single-engined pusher aircraft
945:Taylor, Michael J. H. (1989).
1:
1807:Aircraft first flown in 1913
809:1,050 m (3,440 ft)
697:South African Aviation Corps
501:Imperial Russian Air Service
760:660 kg (1,455 lb)
457:Royal Netherlands Air Force
1823:
413:Corpo Aeronautico Militare
227:155 hp (116 kW)
1023:Dux No.2 pusher monoplane
754:360 kg (794 lb)
37:
32:
1134:Nieuport 9, 10 and 10bis
1109:Henry Farman HF.30/30bis
1099:Henry Farman HF.22/22bis
1792:Rotary-engined aircraft
715:General characteristics
674:Royal Naval Air Service
50:Reconnaissance aircraft
724:2 (pilot and observer)
703:Specifications (HF.20)
339:AĂ©ronautique Militaire
317:Royal Danish Air Force
253:
171:original version with
108:
1393:Farman Aviation Works
1079:Maurice Farman MF.VII
689:Union of South Africa
251:
102:
1074:Maurice Farman MF.IV
1028:Dux 1917 twin pusher
907:Liron, Jean (1984).
667:No. 64 Squadron RFC
662:No. 32 Squadron RFC
657:No. 31 Squadron RFC
652:No. 30 Squadron RFC
647:No. 26 Squadron RFC
642:No. 24 Squadron RFC
637:No. 10 Squadron RFC
391:Royal Hellenic Navy
273:Argentine Air Force
1471:F.50 (Flying Boat)
1104:Henry Farman HF.27
1094:Henry Farman HF.20
1089:Henry Farman HF.16
1084:Henry Farman HF.15
632:No. 6 Squadron RFC
627:No. 5 Squadron RFC
622:No. 2 Squadron RFC
617:Royal Flying Corps
479:Romanian Air Corps
254:
109:
107:, in December 1912
1764:
1763:
1197:
1196:
1179:Morane-Saulnier N
1174:Morane-Saulnier L
1169:Morane-Saulnier G
909:Les avions Farman
813:Time to altitude:
568:Swedish Air Force
523:Serbian Air Force
295:Belgian Air Force
97:
96:
16:(Redirected from
1814:
1466:F.50 (Landplane)
1224:
1217:
1210:
1201:
1057:Licenced designs
986:
979:
972:
963:
958:
950:
920:
903:
877:
876:
858:
829:
807:Service ceiling:
784:
717:
686:
685:
608:
606:
605:
586:
584:
583:
559:
557:
556:
545:Soviet Air Force
536:
534:
533:
514:
512:
511:
492:
490:
489:
470:
468:
467:
448:
446:
445:
426:
424:
423:
406:Kingdom of Italy
404:
402:
401:
382:
380:
379:
371:Escadrille HF 32
366:Escadrille HF 28
361:Escadrille HF 19
356:Escadrille HF 13
330:
328:
327:
308:
306:
305:
286:
284:
283:
264:
262:
261:
205:or Savoia-built
198:HF.22 floatplane
133:First Balkan War
129:Siege of Scutari
88:
52:Type of aircraft
42:
30:
21:
1822:
1821:
1817:
1816:
1815:
1813:
1812:
1811:
1777:Farman aircraft
1767:
1766:
1765:
1760:
1391:
1385:
1342:
1234:
1228:
1198:
1193:
1052:
1038:Dux twin-engine
996:
990:
953:
944:
941:
939:Further reading
906:
889:
886:
881:
880:
873:
860:
859:
855:
850:
830:
825:
780:
713:
705:
680:
603:
601:
595:Swiss Air Force
581:
579:
554:
552:
531:
529:
509:
507:
487:
485:
465:
463:
443:
441:
421:
419:
399:
397:
377:
375:
351:Escadrille HF 7
346:Escadrille HF 1
325:
323:
303:
301:
281:
279:
259:
257:
246:
189:of Switzerland.
165:
117:First World War
86:
53:
28:
23:
22:
15:
12:
11:
5:
1820:
1818:
1810:
1809:
1804:
1799:
1794:
1789:
1784:
1779:
1769:
1768:
1762:
1761:
1759:
1758:
1753:
1748:
1743:
1738:
1733:
1728:
1723:
1718:
1713:
1708:
1703:
1698:
1693:
1688:
1683:
1678:
1673:
1668:
1663:
1658:
1653:
1648:
1643:
1638:
1633:
1628:
1623:
1618:
1613:
1608:
1603:
1598:
1593:
1588:
1583:
1578:
1573:
1568:
1563:
1558:
1553:
1548:
1543:
1538:
1533:
1528:
1523:
1518:
1513:
1508:
1503:
1498:
1493:
1488:
1483:
1478:
1473:
1468:
1463:
1458:
1453:
1448:
1443:
1438:
1433:
1428:
1423:
1418:
1413:
1408:
1403:
1397:
1395:
1390:Freres Farman/
1387:
1386:
1384:
1383:
1378:
1373:
1368:
1363:
1358:
1352:
1350:
1348:Maurice Farman
1344:
1343:
1341:
1340:
1335:
1330:
1325:
1320:
1315:
1310:
1305:
1300:
1295:
1290:
1285:
1280:
1275:
1270:
1265:
1260:
1255:
1250:
1244:
1242:
1236:
1235:
1229:
1227:
1226:
1219:
1212:
1204:
1195:
1194:
1192:
1191:
1186:
1181:
1176:
1171:
1166:
1164:Nieuport 24bis
1161:
1156:
1151:
1146:
1141:
1136:
1131:
1126:
1121:
1116:
1111:
1106:
1101:
1096:
1091:
1086:
1081:
1076:
1071:
1066:
1060:
1058:
1054:
1053:
1051:
1050:
1045:
1043:Bleriot XI Dux
1040:
1035:
1030:
1025:
1020:
1018:Dux Meller III
1015:
1010:
1004:
1002:
998:
997:
991:
989:
988:
981:
974:
966:
960:
959:
951:
940:
937:
936:
935:
925:Air Enthusiast
921:
904:
892:Air Enthusiast
885:
882:
879:
878:
871:
852:
851:
849:
846:
845:
844:
838:
823:
822:
816:
810:
804:
798:
792:
789:Maximum speed:
778:
777:
771:
761:
755:
749:
743:
737:
731:
725:
704:
701:
700:
699:
693:
692:
677:
676:
671:
670:
669:
664:
659:
654:
649:
644:
639:
634:
629:
624:
613:
612:
610:United Kingdom
598:
597:
591:
590:
576:
575:
570:
564:
563:
549:
548:
541:
540:
526:
525:
519:
518:
504:
503:
497:
496:
482:
481:
475:
474:
460:
459:
453:
452:
438:
437:
431:
430:
416:
415:
409:
408:
394:
393:
387:
386:
373:
368:
363:
358:
353:
348:
342:
341:
335:
334:
320:
319:
313:
312:
298:
297:
291:
290:
276:
275:
269:
268:
245:
242:
241:
240:
229:Canton-Unné R9
225:
222:
219:
216:
213:
210:
199:
196:
193:
190:
179:
176:
169:
164:
161:
95:
94:
89:
87:Developed from
83:
82:
79:
75:
74:
69:
65:
64:
59:
55:
54:
51:
48:
44:
43:
35:
34:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1819:
1808:
1805:
1803:
1800:
1798:
1795:
1793:
1790:
1788:
1785:
1783:
1780:
1778:
1775:
1774:
1772:
1757:
1754:
1752:
1749:
1747:
1744:
1742:
1739:
1737:
1734:
1732:
1729:
1727:
1724:
1722:
1719:
1717:
1714:
1712:
1709:
1707:
1704:
1702:
1699:
1697:
1694:
1692:
1689:
1687:
1684:
1682:
1679:
1677:
1674:
1672:
1669:
1667:
1664:
1662:
1659:
1657:
1654:
1652:
1649:
1647:
1644:
1642:
1639:
1637:
1634:
1632:
1629:
1627:
1624:
1622:
1619:
1617:
1614:
1612:
1609:
1607:
1604:
1602:
1599:
1597:
1594:
1592:
1589:
1587:
1584:
1582:
1579:
1577:
1574:
1572:
1569:
1567:
1564:
1562:
1559:
1557:
1554:
1552:
1549:
1547:
1544:
1542:
1539:
1537:
1534:
1532:
1529:
1527:
1524:
1522:
1519:
1517:
1514:
1512:
1509:
1507:
1504:
1502:
1499:
1497:
1494:
1492:
1489:
1487:
1484:
1482:
1479:
1477:
1474:
1472:
1469:
1467:
1464:
1462:
1459:
1457:
1454:
1452:
1449:
1447:
1444:
1442:
1439:
1437:
1434:
1432:
1429:
1427:
1424:
1422:
1419:
1417:
1414:
1412:
1409:
1407:
1404:
1402:
1399:
1398:
1396:
1394:
1388:
1382:
1379:
1377:
1374:
1372:
1369:
1367:
1364:
1362:
1359:
1357:
1354:
1353:
1351:
1349:
1345:
1339:
1336:
1334:
1331:
1329:
1326:
1324:
1321:
1319:
1316:
1314:
1311:
1309:
1306:
1304:
1301:
1299:
1296:
1294:
1291:
1289:
1286:
1284:
1281:
1279:
1276:
1274:
1271:
1269:
1266:
1264:
1261:
1259:
1256:
1254:
1251:
1249:
1246:
1245:
1243:
1241:
1237:
1232:
1225:
1220:
1218:
1213:
1211:
1206:
1205:
1202:
1190:
1189:Tellier 200ch
1187:
1185:
1182:
1180:
1177:
1175:
1172:
1170:
1167:
1165:
1162:
1160:
1157:
1155:
1152:
1150:
1147:
1145:
1142:
1140:
1137:
1135:
1132:
1130:
1127:
1125:
1122:
1120:
1117:
1115:
1112:
1110:
1107:
1105:
1102:
1100:
1097:
1095:
1092:
1090:
1087:
1085:
1082:
1080:
1077:
1075:
1072:
1070:
1069:Bleriot XIbis
1067:
1065:
1062:
1061:
1059:
1055:
1049:
1048:Dux-Farman IX
1046:
1044:
1041:
1039:
1036:
1034:
1031:
1029:
1026:
1024:
1021:
1019:
1016:
1014:
1013:Dux Meller II
1011:
1009:
1006:
1005:
1003:
999:
994:
987:
982:
980:
975:
973:
968:
967:
964:
956:
952:
948:
943:
942:
938:
934:
930:
926:
922:
918:
914:
910:
905:
901:
897:
894:(80): 54–59.
893:
888:
887:
883:
874:
868:
864:
857:
854:
847:
842:
839:
836:
833:
832:
831:
828:
820:
819:Wing loading:
817:
814:
811:
808:
805:
802:
799:
796:
793:
790:
787:
786:
785:
783:
775:
772:
769:
765:
762:
759:
758:Gross weight:
756:
753:
752:Empty weight:
750:
747:
744:
741:
738:
735:
732:
729:
726:
723:
720:
719:
718:
716:
711:
709:
702:
698:
695:
694:
691:
690:
684:
679:
678:
675:
672:
668:
665:
663:
660:
658:
655:
653:
650:
648:
645:
643:
640:
638:
635:
633:
630:
628:
625:
623:
620:
619:
618:
615:
614:
611:
600:
599:
596:
593:
592:
589:
578:
577:
574:
571:
569:
566:
565:
562:
551:
550:
546:
543:
542:
539:
528:
527:
524:
521:
520:
517:
506:
505:
502:
499:
498:
495:
484:
483:
480:
477:
476:
473:
462:
461:
458:
455:
454:
451:
440:
439:
436:
433:
432:
429:
418:
417:
414:
411:
410:
407:
396:
395:
392:
389:
388:
385:
374:
372:
369:
367:
364:
362:
359:
357:
354:
352:
349:
347:
344:
343:
340:
337:
336:
333:
322:
321:
318:
315:
314:
311:
300:
299:
296:
293:
292:
289:
278:
277:
274:
271:
270:
267:
256:
255:
250:
243:
238:
234:
230:
226:
223:
220:
217:
214:
211:
208:
204:
200:
197:
194:
191:
188:
187:Fliegertruppe
184:
180:
177:
174:
170:
167:
166:
162:
160:
158:
152:
150:
149:Grahame-White
146:
142:
138:
134:
130:
126:
122:
118:
114:
106:
101:
93:
90:
85:
84:
80:
78:First flight
77:
76:
73:
70:
67:
66:
63:
60:
58:Manufacturer
57:
56:
49:
46:
45:
41:
36:
31:
19:
1802:Sesquiplanes
1601:F.200 (1923)
1536:F.121 Jabiru
1496:F.63 Goliath
1491:F.60 Goliath
1277:
1240:Henri Farman
1033:Dux Military
1008:Dux Meller I
954:
946:
924:
908:
891:
884:Bibliography
862:
856:
840:
834:
826:
824:
818:
812:
806:
800:
794:
788:
781:
779:
773:
768:Gnome Lambda
763:
757:
751:
745:
739:
733:
727:
721:
714:
712:
707:
706:
687:
585:
573:Swedish Navy
538:Soviet Union
206:
202:
183:Gnome Lambda
173:Gnome Lambda
156:
153:
125:Henri Farman
121:Farman MF.11
113:Farman HF.20
112:
110:
92:Farman HF.16
72:Henri Farman
18:Farman HF.22
1501:FF.65 Sport
1159:Nieuport 23
1154:Nieuport 21
1149:Nieuport 17
1144:Nieuport 16
1139:Nieuport 11
1064:Nieuport IV
1001:Dux designs
782:Performance
774:Propellers:
764:Powerplant:
588:Switzerland
450:Netherlands
1771:Categories
1184:SPAD S.VII
1119:Voisin III
872:1891268090
848:References
801:Endurance:
746:Wing area:
237:Voisin III
1506:Moustique
1124:Voisin IV
933:0143-5450
900:0143-5450
734:Wingspan:
708:Data from
266:Argentina
244:Operators
68:Designer
1233:aircraft
1129:Voisin V
1114:Voisin L
995:aircraft
917:37146471
827:Armament
203:HF.22bis
163:Variants
803:3 hours
740:Height:
728:Length:
472:Romania
310:Denmark
288:Belgium
233:Renault
207:HF.22-H
131:in the
105:Preveza
1756:F.1020
1751:F.1010
1746:F.1000
1338:HF.206
1231:Farman
931:
915:
898:
869:
841:Bombs:
795:Range:
607:
561:Sweden
558:
535:
516:Serbia
513:
494:Russia
491:
469:
447:
425:
403:
384:Greece
381:
332:France
329:
307:
285:
263:
175:engine
62:Farman
33:HF.20
1741:F.520
1736:F.510
1731:F.500
1726:F.480
1721:F.470
1716:F.460
1711:F.455
1706:F.450
1701:F.430
1696:F.420
1691:F.410
1686:F.400
1681:F.390
1676:F.380
1671:F.370
1666:F.360
1661:F.350
1656:F.310
1651:F.300
1646:F.290
1641:F.280
1636:F.270
1631:F.250
1626:F.230
1621:F.220
1616:F.211
1611:F.209
1606:F.200
1596:F.190
1591:F.180
1586:F.170
1581:F.169
1576:F.168
1571:F.167
1566:F.166
1561:F.162
1556:F.160
1551:F.150
1546:F.140
1541:F.130
1531:F.120
1526:F.110
1381:MF.16
1376:MF.11
1333:HF.36
1328:HF.35
1323:HF.33
1318:HF.31
1313:HF.30
1308:HF.27
1303:HF.26
1298:HF.24
1293:HF.23
1288:HF.22
1283:HF.21
1278:HF.20
1273:HF.19
1268:HF.16
1263:HF.14
1258:HF.10
835:Guns:
722:Crew:
428:Japan
224:HF.27
218:HF.24
212:HF.23
201:(aka
192:HF.22
178:HF.21
168:HF.20
157:HF.27
145:Airco
81:1913
47:Role
1521:F.80
1516:F.73
1511:F.70
1486:F.60
1481:F.56
1476:F.51
1461:F.41
1456:F.40
1451:F.31
1446:F.30
1441:F.21
1436:F.4X
1431:F.3X
1426:BN.4
1371:MF.9
1366:MF.8
1361:MF.7
1356:MF.6
1253:HF.7
1248:HF.6
929:ISSN
913:OCLC
896:ISSN
867:ISBN
766:1 Ă—
147:and
141:RNAS
139:and
111:The
1421:B.2
1416:A.2
1411:III
993:Dux
137:RFC
1773::
1406:II
151:.
1401:I
1223:e
1216:t
1209:v
985:e
978:t
971:v
919:.
902:.
875:.
239:.
209:)
20:)
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