43:
289:
228:
91:
677:
57:
53:
47:
102:
70:
173:
153:. It warned employees to keep drawers in offices closed and put classified documents into locked safes when they were not being used, to prevent unauthorized personnel from seeing them.
246:
241:
267:, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the
271:
299:
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.
676:
671:
61:
42:
510:
421:
178:, Manhattan Project, U.S. Army Corps of Engineers, Book IV: Pile Project, Vol. 6: Operations, Appendix B, C, D & E, p. 109
799:
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
386:
268:
605:
568:
531:
476:
442:
399:
370:
503:
414:
353:
406:
756:
242:
work prepared by an officer or employee of the United States
Government as part of that person’s official duties
264:
802:
If the file has been modified from its original state, some details may not fully reflect the modified file.
275:
259:: This only applies to original works of the Federal Government and not to the work of any individual
704:
The following pages on the
English Knowledge use this file (pages on other projects are not listed):
278:
of
Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see
250:
146:
110:
708:
236:
298:
786:
687:
97:
150:
260:
191:
Unknown: There is a signature in the bottom left of the image that may be "Don L"
279:
162:
644:
Click on a date/time to view the file as it appeared at that time.
746:
736:
776:
222:
135:
Are your drawers closed? Manhattan
Project security poster.png
85:
726:
287:
766:
337:
Add a one-line explanation of what this file represents
181:
129:
109:
Commons is a freely licensed media file repository.
422:
work of the federal government of the United States
307:https://creativecommons.org/publicdomain/mark/1.0/
149:during World War 2, whose purpose was to build an
75:(873 × 938 pixels, file size: 62 KB, MIME type:
90:
8:
804:
646:
333:
202:
719:The following other wikis use this file:
492:60901a4d329aa3955a48121894f6600d2853b9a6
145:A security poster used in the secret US
822:
814:
806:
706:
619:
603:
582:
566:
545:
529:
490:
474:
456:
440:
384:
368:
351:
348:
329:
322:
313:Creative Commons Public Domain Mark 1.0
240:in the United States because it is a
227:
7:
694:User created page with UploadWizard
635:
797:
342:
336:
233:
139:
122:
68:
341:
327:
247:Title 17, Chapter 1, Section 105
226:
172:Retrieved October 10, 2014 from
89:
31:
21:
324:
174:Leslie R. Groves, Ed. (~1948)
140:
14:
323:
26:
1:
180:, declassified version, on
36:
349:Items portrayed in this file
269:United States Postal Service
844:
783:Usage on zh.wikipedia.org
773:Usage on pt.wikipedia.org
763:Usage on hu.wikipedia.org
753:Usage on he.wikipedia.org
743:Usage on gl.wikipedia.org
733:Usage on es.wikipedia.org
723:Usage on af.wikipedia.org
176:Manhattan District History
824:File change date and time
636:
297:
16:
407:United States of America
326:
280:The US Mint Terms of Use
96:This is a file from the
693:
400:applies to jurisdiction
187:
168:
161:
158:
132:
100:. Information from its
827:12:54, 10 October 2014
672:16:01, 10 October 2014
292:
103:description page there
46:Size of this preview:
808:Horizontal resolution
291:
504:determination method
415:determination method
234:This work is in the
816:Vertical resolution
244:under the terms of
52:Other resolutions:
747:Proxecto Manhattan
737:Proyecto Manhattan
293:
831:
830:
777:Projeto Manhattan
715:Global file usage
709:Manhattan Project
697:
335:
304:
303:
283:
221:
220:
195:
194:
147:Manhattan Project
118:
117:
98:Wikimedia Commons
32:Global file usage
835:
805:
727:Manhattan-projek
684:
624:
587:
550:
513:
508:
424:
419:
409:
404:
371:copyright status
320:
317:
314:
311:
308:
290:
255:
230:
229:
223:
217:
214:
211:
208:
203:
182:Internet Archive
164:
144:
136:
130:
114:
93:
92:
86:
80:
78:
65:
62:873 × 938 pixels
58:447 × 480 pixels
54:223 × 240 pixels
48:558 × 600 pixels
843:
842:
838:
837:
836:
834:
833:
832:
793:
713:
705:
698:
690:
682:
638:
637:
634:
633:
632:
631:
630:
629:
628:
627:
625:
622:
612:
611:
610:
608:
597:
596:
595:
594:
593:
592:
591:
590:
588:
585:
575:
574:
573:
571:
560:
559:
558:
557:
556:
555:
554:
553:
551:
548:
538:
537:
536:
534:
523:
522:
521:
520:
519:
518:
517:
516:
515:
514:
509:
506:
497:
496:
495:
493:
483:
482:
481:
479:
468:
467:
466:
465:
464:
463:
462:
461:
459:
449:
448:
447:
445:
434:
433:
432:
431:
430:
429:
428:
427:
426:
425:
420:
417:
411:
410:
405:
402:
393:
392:
391:
389:
377:
376:
375:
373:
362:
361:
360:
359:
358:
356:
340:
339:
338:
318:
315:
312:
309:
306:
288:
284:
215:
212:
209:
206:
201:
196:
154:
134:
127:
120:
119:
108:
107:
106:is shown below.
82:
76:
74:
67:
66:
51:
12:
11:
5:
841:
839:
829:
828:
825:
821:
820:
817:
813:
812:
809:
796:
792:
791:
790:
789:
781:
780:
779:
771:
770:
769:
767:Manhattan terv
761:
760:
759:
751:
750:
749:
741:
740:
739:
731:
730:
729:
717:
716:
712:
711:
703:
702:
701:
696:
695:
692:
688:
685:
679:
674:
669:
665:
664:
661:
658:
655:
652:
649:
642:
641:
626:
620:
618:
617:
616:
615:
614:
613:
609:
604:
602:
601:
600:
599:
598:
589:
583:
581:
580:
579:
578:
577:
576:
572:
567:
565:
564:
563:
562:
561:
552:
546:
544:
543:
542:
541:
540:
539:
535:
530:
528:
527:
526:
525:
524:
502:
501:
500:
499:
498:
494:
491:
489:
488:
487:
486:
485:
484:
480:
475:
473:
472:
471:
470:
469:
460:
457:
455:
454:
453:
452:
451:
450:
446:
441:
439:
438:
437:
436:
435:
413:
412:
398:
397:
396:
395:
394:
390:
385:
383:
382:
381:
380:
379:
378:
374:
369:
367:
366:
365:
364:
363:
357:
352:
350:
347:
346:
345:
344:
343:
332:
331:
328:
325:
302:
301:
295:
294:
285:
231:
219:
218:
200:
197:
193:
192:
189:
185:
184:
170:
166:
165:
160:
156:
155:
137:
128:
126:
123:
121:
116:
115:
94:
84:
83:
45:
41:
40:
39:
34:
29:
24:
19:
13:
10:
9:
6:
4:
3:
2:
840:
826:
823:
818:
815:
810:
807:
803:
800:
794:
788:
785:
784:
782:
778:
775:
774:
772:
768:
765:
764:
762:
758:
755:
754:
752:
748:
745:
744:
742:
738:
735:
734:
732:
728:
725:
724:
722:
721:
720:
714:
710:
707:
699:
691:
686:
680:
678:
675:
673:
670:
667:
666:
662:
659:
656:
653:
650:
648:
647:
645:
639:
607:
570:
533:
512:
505:
478:
444:
423:
416:
408:
401:
388:
387:public domain
372:
355:
321:
300:
296:
286:
281:
277:
273:
270:
266:
262:
258:
253:
252:
248:
243:
239:
238:
237:public domain
232:
225:
224:
210:Public domain
207:Public domain
205:
204:
198:
190:
186:
183:
179:
177:
171:
167:
157:
152:
148:
143:
138:
131:
124:
112:
105:
104:
99:
95:
88:
87:
81:
72:
71:Original file
63:
59:
55:
49:
44:
38:
35:
33:
30:
28:
25:
23:
20:
18:
15:
801:
798:
757:פרויקט מנהטן
718:
643:
640:File history
305:
256:
245:
235:
175:
141:
111:You can help
101:
69:
22:File history
276:313.6(C)(1)
151:atomic bomb
133:Description
700:File usage
681:873 × 938
657:Dimensions
443:media type
272:since 1978
261:U.S. state
27:File usage
819:28.35 dpc
811:28.35 dpc
689:Chetvorno
654:Thumbnail
651:Date/Time
532:data size
458:image/png
274:. (See §
265:territory
199:Licensing
142:English:
77:image/png
795:Metadata
477:checksum
330:Captions
37:Metadata
683:(62 KB)
668:current
663:Comment
547:63,930
354:depicts
334:English
251:US Code
249:of the
125:Summary
73:
569:height
188:Author
169:Source
787:曼哈顿计划
623:pixel
606:width
586:pixel
511:SHA-1
319:false
316:false
216:false
213:false
660:User
621:873
584:938
549:byte
257:Note
163:1946
159:Date
17:File
310:PDM
507::
418::
403::
263:,
254:.
60:|
56:|
50:.
282:.
113:.
79:)
64:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.