44:
261:
353:
418:
391:
400:
427:
409:
245:
373:
Fourteen of these guns were mounted in coast defence batteries in the 'Middle Line' of the defences of the Firth of Forth when it was established in 1915 (the batteries on
Inchcolm (8 guns), Inchmickery (4) and Cramond Island (2). During the general revision of the defences in 1916/17 two of the guns
230:
was a 3-inch high-velocity naval gun used to equip larger
British warships such as battleships for defence against torpedo boats. 18 cwt referred to the weight of gun and breech (18 × 112 lb = 2,016 lb or 914 kg), to differentiate the gun from others that also fired the "12 pound"
374:
were removed to store, four moved to other batteries (Hound Point and
Downing Point). The document setting out the armaments of the Forth differentiate clearly between the 12cwt and 18cwt types, both of which were in use in the fortress.
382:
The gun fired the same 12.5 lb 3-inch (76 mm) shells as the other
British "QF 12 pounder" guns, but used its own larger separate cartridge case to accommodate a larger quantity of cordite propellant.
370:, on 10 February 1916, and were used until September. They constituted the 9th Field Battery manned by Royal Marines. They were originally towed by oxen and later by Napier lorries.
663:
1127:
582:
General Sir Martin
Farndale, History of the Royal Regiment of Artillery. The Forgotten Fronts and the Home Base, 1914–18. London: The Royal Artillery Institution, 1988.
1692:
1117:
1112:
1107:
1102:
1097:
1092:
1087:
1061:
618:
1066:
1176:
1237:
718:
569:'History of Forth Defences from 1914 to November 1918' Fort Record Book, Inchcolm Fire Command, The National Archives, Kew, reference WO 192/108.
1295:
533:
with a maximum muzzle velocity 2800 ft/s with "battering" charge of 3 lb cordite (Mk I), but this is not the charge adopted for
British service.
1122:
17:
1071:
1677:
1344:
1300:
611:
1578:
813:
868:
468:
459:
450:
1169:
1520:
956:
909:
818:
738:
728:
703:
648:
604:
1616:
1400:
1390:
1374:
1324:
930:
873:
782:
658:
367:
1606:
899:
823:
1548:
340:
The gun was superseded in the anti-torpedo boat role on new capital ships from 1909 onwards by the far more powerful
68:
1162:
914:
753:
733:
708:
291:
1621:
1369:
1043:
1038:
1601:
894:
526:
43:
1453:
653:
330:
1219:
748:
713:
668:
321:
177:
1649:
1553:
904:
787:
743:
441:
1611:
1563:
1558:
1438:
1349:
935:
863:
853:
843:
828:
777:
341:
596:
1448:
1443:
1433:
1410:
1364:
1359:
1200:
951:
858:
838:
758:
723:
684:
679:
260:
1682:
1583:
1481:
984:
833:
124:
1154:
553:
Farndale 1988, pages 316, 391. Farndale, quoting from the
Official History, states they were from
159:
1687:
1639:
1260:
1255:
1143:
1033:
1654:
1644:
1543:
1496:
1214:
1015:
1005:
974:
673:
281:
266:
250:
1530:
1471:
966:
1538:
1491:
1486:
1395:
1354:
1334:
1305:
1229:
1209:
1010:
542:
298:
49:
8:
1568:
1415:
1405:
1000:
848:
529:
with 2 lb 12 oz (1.25 kg) cordite MD propellant. The gun first appears in
312:
244:
1329:
1280:
554:
493:
352:
172:
1593:
1339:
1290:
1285:
1275:
1270:
639:
417:
305:
586:
390:
1573:
1515:
979:
768:
530:
513:
1463:
1316:
1247:
399:
205:
1185:
627:
477:
426:
408:
1671:
1476:
799:
1425:
694:
195:
1631:
1192:
631:
363:
109:
1053:
626:
152:
99:
1188:
883:
64:
1184:
1025:
438:
185:
531:
Elswick gun Tables as quoted in
Brasseys Naval Annual 1901
527:
Range Tables for His
Majesty's Fleet, 1910 February 1911
1669:
1238:1.59-inch breech-loading Vickers Q.F. gun, Mk II
587:British 12-pdr (3"/50 (7.62 cm)) 18cwt QF Mark I
1693:World War I naval weapons of the United Kingdom
231:(actually 12.5 lb or 5.7 kg) shell.
1265:
1170:
612:
347:
1177:
1163:
619:
605:
366:four guns were landed for service in the
351:
259:
249:Two guns mounted on roof of "X" turret,
243:
147:Gun & breech: 2,016 lb (914 kg)
228:QF 12 pounder 18 cwt gun (Quick-Firing)
14:
1670:
471:shell with internal night tracer, 1914
1158:
600:
239:
1521:Livens Large Gallery Flame Projector
437:2 lb 12 oz (1.25 kg)
24:
560:, but it did not carry these guns.
516:, and may be considered optimistic
512:20 rounds per minute is quoted in
425:
416:
407:
398:
389:
25:
1704:
592:
48:Deployed as anti-aircraft gun on
1678:Naval guns of the United Kingdom
215:Effective firing range
42:
1617:BL 9.2-inch Mk IX – X naval gun
1375:BL 8-inch howitzer Mk VI – VIII
1607:QF 4-inch naval gun Mk I – III
814:QF 14-pounder Maxim-Nordenfelt
563:
547:
536:
519:
506:
265:Front view, on roof of one of
210:2,600 ft/s (790 m/s)
36:Ordnance QF 12-pounder 18 cwt
18:QF 12 pounder 18 cwt naval gun
13:
1:
1454:QF 3.7-inch mountain howitzer
576:
377:
1544:QF 2-pounder "pom-pom" Mk II
1391:BL 7.5-inch Mk III naval gun
975:QF 2-pounder "pom-pom" Mk II
158:Bore: 150-inch (3.81 m) (50
7:
1650:BL 12-inch railway howitzer
1370:BL 8-inch howitzer Mk I – V
819:QF 14-pounder Mk I & II
734:EOC 12-inch 45 cal. Mk XIII
487:
10:
1709:
1612:BL 6-inch Mk VII naval gun
1506:Smoke and chemical weapons
1439:BL 10-pounder mountain gun
1401:BL 9.2-inch Mk X naval gun
1062:Spherical Mk I, II and III
895:QF 12-pounder 12 cwt Mk II
729:BL 12-inch Mk XI & XII
514:Elswick gun tables of 1901
234:
29:Naval gun, Coastal defence
1630:
1592:
1529:
1505:
1462:
1449:QF 2.95-inch mountain gun
1444:BL 2.75-inch mountain gun
1434:RML 2.5-inch mountain gun
1424:
1411:BL 12-inch Mk X naval gun
1383:
1365:BL 6-inch 30 cwt howitzer
1360:BL 6-inch 26 cwt howitzer
1314:
1246:
1228:
1199:
1136:
1080:
1052:
1024:
993:
965:
944:
923:
882:
796:
767:
693:
638:
214:
204:
194:
184:
171:
166:
151:
143:
138:
130:
120:
115:
105:
95:
87:
82:
75:Place of origin
74:
60:
41:
34:
1482:Vickers 1.57-inch mortar
1001:.303 Vickers machine gun
874:BL 7.5-inch Mk II – Mk V
754:EOC 14-inch 45 cal. Mk I
499:
348:World War I land service
334:-class armoured cruisers
318:, commissioned 1906–1907
125:Elswick Ordnance Company
1640:BL 9.2-inch railway gun
869:BL 6-inch Mk XIII-XVIII
704:Vickers 10-inch 45 cal.
357:East Africa, circa 1916
1655:BL 14-inch railway gun
1645:BL 12-inch railway gun
1497:9.45-inch Heavy Mortar
1215:QF 6-pounder Hotchkiss
1081:Anti-submarine weapons
1016:QF 6-pounder Hotchkiss
1006:QF 3-pounder Hotchkiss
924:Merchant ship armament
888:small cruiser armament
797:Secondary armament and
739:BL 13.5-inch Mk I – IV
430:
421:
412:
403:
394:
359:
336:commissioned 1908–1909
277:Guns were mounted in:
274:
257:
196:Rate of fire
190:3 in (76 mm)
180:12.5 lb (5.66 kg)
1472:Garland trench mortar
931:QF 4.7-inch Mk I – IV
630:naval weapons of the
543:The Sight Manual 1916
429:
420:
411:
402:
393:
355:
263:
247:
220:(8,500 m @ +20°)
1602:QF 12-pounder 12 cwt
1554:QF 12-pounder 12 cwt
1539:QF 1-pounder pom-pom
1512:4-inch Stokes Mortar
1492:Newton 6-inch mortar
1487:2-inch medium mortar
1477:3-inch Stokes mortar
1396:BL 9.2-inch howitzer
1355:BL 6-inch gun Mk XIX
1350:BL 6-inch gun Mk VII
1345:BLC 6-inch siege gun
1335:BL 5.4-inch howitzer
1306:QF 4.5-inch howitzer
1301:BL 4-inch gun Mk VII
1296:QF 4-inch gun Mk III
1266:QF 12-pounder 18 cwt
1210:QF 3-pounder Vickers
1011:QF 3-pounder Vickers
849:QF 6-inch Mk I – III
809:QF 12-pounder 18 cwt
368:East Africa campaign
342:BL 4-inch Mk VII gun
206:Muzzle velocity
1569:QF 13-pounder 9 cwt
1564:QF 13-pounder Mk IV
1559:QF 13-pounder 6 cwt
1416:BL 15-inch howitzer
1406:BL 12-inch howitzer
1261:QF 12-pounder 8 cwt
1256:BL 12-pounder 6 cwt
1144:QF 12-pounder 8 cwt
1118:Type G Depth charge
1113:Type F Depth charge
1108:Type E Depth charge
1103:Type D Depth charge
1098:Type C Depth charge
1093:Type B Depth charge
1088:Type A Depth charge
1034:18-inch Mk V – VIII
709:EOC 10-inch 45 cal.
654:BL 9.2-inch Mk VIII
458:Mk II & Mk III
1531:Anti-aircraft guns
1426:Mountain artillery
1330:BL 5-inch howitzer
1220:QF 6-pounder 6 cwt
967:Anti-aircraft guns
749:BL 13.5-inch Mk VI
714:BL 12-inch Mk VIII
669:BL 12-inch Mk VIII
664:BL 9.2-inch Mk XII
494:List of naval guns
431:
422:
413:
404:
395:
360:
325:-class battleships
295:-class battleships
275:
258:
240:Royal Navy service
218:9,300 yards @ +20°
116:Production history
55:off Salonika, 1916
1663:
1662:
1594:Coastal artillery
1340:BL 60-pounder gun
1152:
1151:
1128:7.5-inch howitzer
1067:Vickers Elia mine
936:QF 4.7-inch Mk V*
905:BL 4-inch Mk VIII
788:BL 9.2-inch Mk XI
744:BL 13.5-inch Mk V
649:BL 9.2-inch Mk VI
485:
484:
327:commissioned 1908
287:commissioned 1906
224:
223:
16:(Redirected from
1700:
1574:QF 3-inch 20 cwt
1516:Livens Projector
1201:Armoured vehicle
1179:
1172:
1165:
1156:
1155:
980:QF 3-inch 20 cwt
957:QF 4-inch Mk XII
915:BL 4.7-inch Mk I
900:QF 4-inch Mk III
864:BL 6-inch Mk XII
854:BL 6-inch Mk VII
844:BL 5.5-inch Mk I
829:BL 4-inch Mk VII
824:QF 4-inch Mk III
783:BL 9.2-inch Mk X
778:BL 7.5-inch Mk I
769:Armoured cruiser
719:BL 12-inch Mk IX
674:BL 14-inch Mk II
659:BL 9.2-inch Mk X
621:
614:
607:
598:
597:
585:Tony DiGiulian,
570:
567:
561:
551:
545:
540:
534:
523:
517:
510:
386:
385:
46:
37:
32:
31:
21:
1708:
1707:
1703:
1702:
1701:
1699:
1698:
1697:
1683:76 mm artillery
1668:
1667:
1664:
1659:
1626:
1588:
1525:
1501:
1458:
1420:
1384:Siege artillery
1379:
1325:QF 4.7-inch gun
1317:heavy artillery
1310:
1248:Field artillery
1242:
1224:
1195:
1193:First World War
1183:
1153:
1148:
1132:
1076:
1048:
1020:
989:
961:
952:BL 4-inch Mk XI
940:
919:
910:QF 4-inch Mk IV
887:
878:
859:BL 6-inch Mk XI
839:BL 4-inch Mk IX
798:
792:
763:
759:BL 15-inch Mk I
724:BL 12-inch Mk X
689:
685:BL 18-inch Mk I
680:BL 15-inch Mk I
634:
632:First World War
625:
595:
579:
574:
573:
568:
564:
552:
548:
541:
537:
524:
520:
511:
507:
502:
490:
481:
472:
463:
454:
445:
380:
358:
350:
293:King Edward VII
290:The last three
273:
256:
242:
237:
219:
167:
88:In service
83:Service history
69:Coastal defence
56:
35:
30:
23:
22:
15:
12:
11:
5:
1706:
1696:
1695:
1690:
1688:EOC naval guns
1685:
1680:
1661:
1660:
1658:
1657:
1652:
1647:
1642:
1636:
1634:
1628:
1627:
1625:
1624:
1619:
1614:
1609:
1604:
1598:
1596:
1590:
1589:
1587:
1586:
1584:QF 4-inch Mk V
1581:
1576:
1571:
1566:
1561:
1556:
1551:
1546:
1541:
1535:
1533:
1527:
1526:
1524:
1523:
1518:
1513:
1509:
1507:
1503:
1502:
1500:
1499:
1494:
1489:
1484:
1479:
1474:
1468:
1466:
1460:
1459:
1457:
1456:
1451:
1446:
1441:
1436:
1430:
1428:
1422:
1421:
1419:
1418:
1413:
1408:
1403:
1398:
1393:
1387:
1385:
1381:
1380:
1378:
1377:
1372:
1367:
1362:
1357:
1352:
1347:
1342:
1337:
1332:
1327:
1321:
1319:
1312:
1311:
1309:
1308:
1303:
1298:
1293:
1288:
1283:
1281:BLC 15-pounder
1278:
1273:
1268:
1263:
1258:
1252:
1250:
1244:
1243:
1241:
1240:
1234:
1232:
1226:
1225:
1223:
1222:
1217:
1212:
1206:
1204:
1197:
1196:
1186:British Empire
1182:
1181:
1174:
1167:
1159:
1150:
1149:
1147:
1146:
1140:
1138:
1134:
1133:
1131:
1130:
1125:
1120:
1115:
1110:
1105:
1100:
1095:
1090:
1084:
1082:
1078:
1077:
1075:
1074:
1069:
1064:
1058:
1056:
1050:
1049:
1047:
1046:
1041:
1036:
1030:
1028:
1022:
1021:
1019:
1018:
1013:
1008:
1003:
997:
995:
991:
990:
988:
987:
985:QF 4-inch Mk V
982:
977:
971:
969:
963:
962:
960:
959:
954:
948:
946:
945:Submarine guns
942:
941:
939:
938:
933:
927:
925:
921:
920:
918:
917:
912:
907:
902:
897:
891:
889:
880:
879:
877:
876:
871:
866:
861:
856:
851:
846:
841:
836:
834:QF 4-inch Mk V
831:
826:
821:
816:
811:
805:
803:
794:
793:
791:
790:
785:
780:
774:
772:
765:
764:
762:
761:
756:
751:
746:
741:
736:
731:
726:
721:
716:
711:
706:
700:
698:
691:
690:
688:
687:
682:
677:
671:
666:
661:
656:
651:
645:
643:
636:
635:
628:British Empire
624:
623:
616:
609:
601:
594:
593:External links
591:
590:
589:
583:
578:
575:
572:
571:
562:
546:
535:
518:
504:
503:
501:
498:
497:
496:
489:
486:
483:
482:
478:Shrapnel shell
475:
473:
469:Common Lyddite
466:
464:
460:Common Lyddite
457:
455:
451:common pointed
448:
446:
436:
433:
432:
423:
414:
405:
396:
379:
376:
356:
349:
346:
338:
337:
328:
319:
288:
264:
248:
241:
238:
236:
233:
222:
221:
216:
212:
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201:
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192:
191:
188:
182:
181:
175:
169:
168:
164:
163:
156:
149:
148:
145:
141:
140:
139:Specifications
136:
135:
132:
128:
127:
122:
118:
117:
113:
112:
107:
103:
102:
97:
93:
92:
89:
85:
84:
80:
79:
78:United Kingdom
76:
72:
71:
62:
58:
57:
47:
39:
38:
28:
9:
6:
4:
3:
2:
1705:
1694:
1691:
1689:
1686:
1684:
1681:
1679:
1676:
1675:
1673:
1666:
1656:
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1638:
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1635:
1633:
1629:
1623:
1620:
1618:
1615:
1613:
1610:
1608:
1605:
1603:
1600:
1599:
1597:
1595:
1591:
1585:
1582:
1580:
1579:QF 18-pounder
1577:
1575:
1572:
1570:
1567:
1565:
1562:
1560:
1557:
1555:
1552:
1550:
1547:
1545:
1542:
1540:
1537:
1536:
1534:
1532:
1528:
1522:
1519:
1517:
1514:
1511:
1510:
1508:
1504:
1498:
1495:
1493:
1490:
1488:
1485:
1483:
1480:
1478:
1475:
1473:
1470:
1469:
1467:
1465:
1461:
1455:
1452:
1450:
1447:
1445:
1442:
1440:
1437:
1435:
1432:
1431:
1429:
1427:
1423:
1417:
1414:
1412:
1409:
1407:
1404:
1402:
1399:
1397:
1394:
1392:
1389:
1388:
1386:
1382:
1376:
1373:
1371:
1368:
1366:
1363:
1361:
1358:
1356:
1353:
1351:
1348:
1346:
1343:
1341:
1338:
1336:
1333:
1331:
1328:
1326:
1323:
1322:
1320:
1318:
1315:Medium &
1313:
1307:
1304:
1302:
1299:
1297:
1294:
1292:
1291:QF 18-pounder
1289:
1287:
1286:QF 15-pounder
1284:
1282:
1279:
1277:
1276:BL 15-pounder
1274:
1272:
1271:QF 13-pounder
1269:
1267:
1264:
1262:
1259:
1257:
1254:
1253:
1251:
1249:
1245:
1239:
1236:
1235:
1233:
1231:
1230:Infantry guns
1227:
1221:
1218:
1216:
1213:
1211:
1208:
1207:
1205:
1202:
1198:
1194:
1190:
1187:
1180:
1175:
1173:
1168:
1166:
1161:
1160:
1157:
1145:
1142:
1141:
1139:
1135:
1129:
1126:
1124:
1121:
1119:
1116:
1114:
1111:
1109:
1106:
1104:
1101:
1099:
1096:
1094:
1091:
1089:
1086:
1085:
1083:
1079:
1073:
1070:
1068:
1065:
1063:
1060:
1059:
1057:
1055:
1051:
1045:
1044:21-inch Mk IV
1042:
1040:
1039:21-inch Mk II
1037:
1035:
1032:
1031:
1029:
1027:
1023:
1017:
1014:
1012:
1009:
1007:
1004:
1002:
999:
998:
996:
994:Light weapons
992:
986:
983:
981:
978:
976:
973:
972:
970:
968:
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802:main armament
801:
800:light cruiser
795:
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771:main armament
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697:main armament
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1665:
1632:Railway guns
1549:75 mm AA gun
1137:Landing guns
1123:Cruiser Mine
808:
695:Capital ship
565:
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155: length
96:Used by
51:
26:
1072:Type H mine
525:2600 ft/s:
444:Mk II, 1914
364:World War I
323:Lord Nelson
284:Dreadnought
269:Dreadnought
253:Dreadnought
178:Separate QF
110:World War I
1672:Categories
1622:RML 9-inch
676:(US built)
577:References
378:Ammunition
272:'s turrets
100:Royal Navy
91:1906–1921?
1189:artillery
1026:Torpedoes
884:Destroyer
555:HMS
442:Cartridge
313:HMS
306:HMS
301:Britannia
299:HMS
282:HMS
267:HMS
251:HMS
200:20 rd/min
65:Naval gun
52:Agamemnon
50:HMS
488:See also
332:Minotaur
315:Hibernia
160:calibres
131:Designed
121:Designer
1464:Mortars
1191:of the
640:Monitor
557:Pegasus
439:cordite
235:Service
186:Calibre
480:, 1918
476:Mk IX
467:Mk IV
449:Mk II
311:, and
308:Africa
153:Barrel
1054:Mines
500:Notes
462:shell
453:shell
173:Shell
1203:guns
642:guns
226:The
144:Mass
134:189?
106:Wars
61:Type
886:and
362:In
1674::
344:.
304:,
67:,
1178:e
1171:t
1164:v
620:e
613:t
606:v
297:—
162:)
20:)
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