20:
425:
520:
499:
324:
237:
455:
200:
250:
442:
300:
276:
213:
545:
361:
479:
348:
658:
405:
263:
663:
694:
699:
169:
164:
159:
154:
149:
143:
137:
132:
127:
122:
117:
106:
101:
96:
91:
86:
76:
71:
66:
61:
56:
533:
704:
605:
381:
646:
321:
234:
8:
197:
629:
439:
297:
641:
483:
385:
204:
33:
503:
459:
446:
429:
352:
328:
304:
267:
254:
365:
280:
241:
217:
476:
345:
688:
409:
402:
38:
675:
25:
581:
617:
184:
This category has the following 17 subcategories, out of 17 total.
569:
557:
519:
The following 14 pages are in this category, out of 14 total.
593:
45:
15:
51:
686:
426:Telecommunications-related introductions in 1951
500:Weapons and ammunition introduced in 1951
521:This list may not reflect recent changes
325:Mass media franchises introduced in 1951
238:Fictional characters introduced in 1951
687:
516:Pages in category "1951 introductions"
456:Typefaces and fonts introduced in 1951
201:Computer-related introductions in 1951
546:Basketball at the Mediterranean Games
251:Fictional elements introduced in 1951
179:
659:Underground nuclear weapons testing
443:Train-related introductions in 1951
301:Games and sports introduced in 1951
13:
525:
186:
178:
14:
716:
277:Food and drink introduced in 1951
18:
664:1951 USAF resolution test chart
1:
214:Currencies introduced in 1951
514:
362:Projects established in 1951
7:
480:Vehicles introduced in 1951
349:Products introduced in 1951
10:
721:
406:Symbols introduced in 1951
31:
534:Alloy-junction transistor
606:Norethisterone enanthate
264:Flags introduced in 1951
647:Simpson's paradox
695:Introductions by year
700:1950s introductions
630:Regular expression
642:School of the Air
712:
505:
485:
478:
461:
448:
441:
431:
411:
404:
387:
367:
354:
347:
330:
323:
306:
299:
282:
269:
256:
243:
236:
219:
206:
199:
28:
23:
22:
21:
720:
719:
715:
714:
713:
711:
710:
709:
705:1951 beginnings
685:
684:
683:
682:
681:
680:
668:
651:
634:
622:
610:
598:
586:
574:
562:
550:
538:
513:
512:
511:
510:
507:
506:
490:
487:
486:
475:
466:
463:
462:
450:
449:
438:
433:
432:
416:
413:
412:
401:
392:
389:
388:
382:1951 quotations
372:
369:
368:
356:
355:
344:
335:
332:
331:
320:
311:
308:
307:
296:
287:
284:
283:
271:
270:
258:
257:
245:
244:
233:
224:
221:
220:
208:
207:
196:
177:
176:
175:
174:
112:
111:
50:
24:
19:
17:
12:
11:
5:
718:
708:
707:
702:
697:
679:
678:
672:
669:
667:
666:
661:
655:
652:
650:
649:
644:
638:
635:
633:
632:
626:
623:
621:
620:
614:
611:
609:
608:
602:
599:
597:
596:
590:
587:
585:
584:
578:
575:
573:
572:
566:
563:
561:
560:
554:
551:
549:
548:
542:
539:
537:
536:
530:
527:
526:
517:
509:
508:
498:
497:
494:
491:
489:
488:
474:
473:
470:
467:
465:
464:
454:
453:
451:
437:
436:
434:
424:
423:
420:
417:
415:
414:
400:
399:
396:
393:
391:
390:
380:
379:
376:
373:
371:
370:
360:
359:
357:
343:
342:
339:
336:
334:
333:
319:
318:
315:
312:
310:
309:
295:
294:
291:
288:
286:
285:
275:
274:
272:
262:
261:
259:
249:
248:
246:
232:
231:
228:
225:
223:
222:
212:
211:
209:
195:
194:
191:
188:
187:
182:
173:
172:
167:
162:
157:
152:
147:
140:
135:
130:
125:
120:
114:
113:
110:
109:
104:
99:
94:
89:
84:
79:
74:
69:
64:
59:
53:
52:
30:
29:
9:
6:
4:
3:
2:
717:
706:
703:
701:
698:
696:
693:
692:
690:
677:
674:
673:
670:
665:
662:
660:
657:
656:
653:
648:
645:
643:
640:
639:
636:
631:
628:
627:
624:
619:
616:
615:
612:
607:
604:
603:
600:
595:
592:
591:
588:
583:
580:
579:
576:
571:
568:
567:
564:
559:
556:
555:
552:
547:
544:
543:
540:
535:
532:
531:
528:
524:
522:
515:
501:
496:
495:
492:
481:
477:
472:
471:
468:
457:
452:
444:
440:
435:
427:
422:
421:
418:
407:
403:
398:
397:
394:
383:
378:
377:
374:
363:
358:
350:
346:
341:
340:
337:
326:
322:
317:
316:
313:
302:
298:
293:
292:
289:
278:
273:
265:
260:
252:
247:
239:
235:
230:
229:
226:
215:
210:
202:
198:
193:
192:
189:
185:
181:Subcategories
180:
171:
168:
166:
163:
161:
158:
156:
153:
151:
148:
146:
145:
141:
139:
136:
134:
131:
129:
126:
124:
121:
119:
116:
115:
108:
105:
103:
100:
98:
95:
93:
90:
88:
85:
83:
80:
78:
75:
73:
70:
68:
65:
63:
60:
58:
55:
54:
48:
47:
41:
40:
39:introductions
35:
27:
16:
676:Weather buoy
518:
183:
142:
81:
43:
37:
26:1950s portal
582:Interlingua
484:(4 C, 15 P)
205:(4 C, 10 P)
689:Categories
447:(2 C, 6 P)
410:(1 C, 1 P)
353:(3 C, 9 P)
242:(7 C, 1 P)
618:Psionics
34:category
570:A-level
558:E-meter
42:in the
36:is for
386:(11 P)
504:(6 P)
460:(3 P)
430:(4 P)
366:(1 P)
329:(4 C)
305:(2 C)
281:(1 P)
268:(5 P)
255:(2 P)
218:(1 P)
170:2000s
165:1990s
160:1980s
155:1970s
150:1960s
144:1950s
138:1940s
133:1930s
128:1920s
123:1910s
118:1900s
44:year
32:This
594:JP-4
107:1956
102:1955
97:1954
92:1953
87:1952
82:1951
77:1950
72:1949
67:1948
62:1947
57:1946
46:1951
691::
523:.
502:
482:
458:
445:
428:
408:
384:
364:
351:
327:
303:
279:
266:
253:
240:
216:
203:
671:W
654:U
637:S
625:R
613:P
601:N
589:J
577:I
565:G
553:E
541:B
529:A
493:W
469:V
419:T
395:S
375:Q
338:P
314:M
290:G
227:F
190:C
49:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.