776:
289:. Rørholt held a false identity as an insurance agent, and was thus allowed to travel freely with the alleged purpose of visiting customers. He was even escorted by the authorities from Agdenes to Trondheim. When
258:
managed to track the
Skylark B transmitting activity. Rørholt travelled to Oslo as a decoy, he then was nearly captured but escaped. His father was held hostage until November 1942. Rørholt fled to Sweden via
285:, but the Allies wanted more. Rørholt returned to Norway in 1942 to operate the SIS radio station "Lerken". Four radio transmitters were placed in the Trondheim area, one of them at the German-fortified
267:
who had been involved in the
Skylark A group in Oslo. Rørholt then travelled from Stockholm to Great Britain. Initially, he was withdrawn from active service because he might be known to the Germans.
816:
836:
277:
became important. The presence of the ship in the
Atlantic Ocean would be highly hazardous for the Allies; thus the commanders wanted to track the ship's movements. A radio post named "
841:
801:
796:
821:
791:
831:
781:
786:
405:("Invisible Soldiers", 1990)—the latter together with Bjarne Thorsen. He was married to Mia Sverdrup Thygeson from 1949, and to Elsa Lundh from 1978.
806:
346:
for his war contributions. Reportedly, he was the first
Norwegian to receive the Distinguished Service Order. He was also a Commander of the
201:
580:
614:
543:
525:
347:
173:
605:
324:
320:
826:
389:
In 1985 he constructed a battery-driven, portable radar for blind people. The device, nicknamed "The Bat", was based on
386:. In the military, he reached the rank of Colonel in 1958. At that time he was the youngest Colonel in Norway, aged 39.
343:
208:
138:
133:
117:
177:
446:
271:
371:
323:, chairing the education of Norwegian radio agents in Great Britain. From 1944 to 1945, he participated in the
243:
in 1941, and helped spread messages about German troop and naval movements as well as vital information about
278:
193:
204:. After a short time as a prisoner-of-war, Rørholt returned to the Institute of Technology in autumn 1940.
811:
375:
600:
722:
663:
166:
176:
in 1939. After a short time, he was drafted for compulsory military service. Not long after, when the
771:
766:
437:
339:
310:
596:
367:
239:
later took over for Welle-Strand. Skylark B established regular contact with the intelligence in
197:
113:
212:
196:, the Military Academy cadet Rørholt helped fighting to repel the invaders. However, after the
610:
584:
521:
378:(Sambandsregimentet) in 1949. He constructed the chiffer machine ETCRRM which was produced at
359:
228:
158:
121:
92:
620:
592:
433:
680:
294:
216:
513:
332:
301:
was the central person here. The group of
Norwegian resistance members that surveilled
298:
282:
162:
102:
760:
588:
558:
363:
328:
264:
161:(1884–1961) and his wife Luise Fredrikke Lund (1891–1965). He was a first cousin of
647:
236:
189:
154:
142:
44:
474:
397:'s sensory system. He wrote two memoir books from his World War II experiences,
251:
358:
After the war Rørholt travelled to the United States. He had a position at the
319:
From
November 1942, Rørholt was transferred to the department 4 (FO IV) of the
137:(27 August 1919 – 3 May 1993) was a Norwegian engineer, military officer,
441:
390:
717:
260:
244:
232:
224:
498:
Rørholt, Bjørn (30 April 1998). "Med radio som våpen mot tysk krigsmakt".
777:
Harvard John A. Paulson School of
Engineering and Applied Sciences alumni
309:, "The Babysitters". The radio post in Agdenes continued after the 1944
379:
286:
255:
172:
Rørholt finished his secondary education in 1937, and enrolled at the
248:
240:
745:
Lund, Børre Aa. (15 November 1985). "Effektiv "radar" for blinde".
327:, being one of the key figures on the Norwegian side together with
383:
297:, "Lerken" was superseded by "Upsilon" and the network "Venus".
220:
211:
established two stations for radio communication; the so-called
180:
opened for an extra influx of recruits, Rørholt enrolled there.
63:
394:
662:""Usynlige soldater" skriver sin historie" (in Norwegian).
520:(in Norwegian). Vol. 1. Cappelen. pp. 143–161.
645:
Johansen, Arnstein (12 November 1985). "Radiospionen".
472:
Sved, Sven (3 June 1993). "Bjørn Rørholt (obituary)".
366:, and later continued his engineering studies at the
109:
98:
88:
78:
70:
52:
30:
23:
565:(in Norwegian). Nasjonalforlaget. pp. 23–27.
817:Norwegian Special Operations Executive personnel
837:Recipients of the War Cross with Sword (Norway)
842:Companions of the Distinguished Service Order
802:World War II prisoners of war held by Germany
705:(in Norwegian). 12 November 1985. p. 10.
609:(in Norwegian). Oslo: Cappelen. p. 363.
8:
547:(in Norwegian). Oslo: Cappelen. p. 102.
516:(1989). "Slutten for Oldell og Skylark B".
797:Norwegian prisoners of war in World War II
20:
493:
491:
489:
487:
485:
192:reached Norway on 9 April 1940, with the
822:Norwegian Institute of Technology alumni
792:Norwegian Army personnel of World War II
696:
694:
675:
673:
518:Etterretningstjenesten i Norge 1940-1945
16:Norwegian resistance member and engineer
726:(in Norwegian). Oslo: Kunnskapsforlaget
683:(13 May 1993). "Bjørn Rørholt minnet".
467:
465:
450:(in Norwegian). Oslo: Kunnskapsforlaget
414:
640:
638:
428:
426:
424:
422:
420:
418:
401:("Amateur Spy 'The Lark'", 1985) and
7:
574:
572:
316:, and was operated by Magne Hassel.
254:plant. In September 1941, however,
141:agent and resistance member during
331:. Also, the world-famous explorer
14:
832:Norwegian World War II memoirists
782:Norwegian Military Academy alumni
544:Norsk fangeleksikon. Grinifangene
348:Royal Norwegian Order of St. Olav
174:Norwegian Institute of Technology
787:20th-century Norwegian engineers
541:Giertsen, Børre R., ed. (1946).
200:Germany emerged victorious, and
270:From 1942, the question of the
157:as the son of military officer
720:. In Henriksen, Petter (ed.).
1:
374:. He started working for the
370:, specializing in binary and
325:liberation of Northern Norway
807:Norwegian resistance members
716:Arntzen, Jon Gunnar (2007).
305:, referred to themselves as
749:(in Norwegian). p. 11.
687:(in Norwegian). p. 15.
651:(in Norwegian). p. 10.
606:Norsk krigsleksikon 1940–45
502:(in Norwegian). p. 25.
478:(in Norwegian). p. 15.
344:Distinguished Service Order
335:was his second-in-command.
209:Secret Intelligence Service
139:Secret Intelligence Service
118:Distinguished Service Order
858:
178:Norwegian Military Academy
447:Norsk biografisk leksikon
372:communication technology
338:Rørholt was awarded the
165:and a great-grandson of
579:Nøkleby, Berit (1995).
207:In September 1940, the
399:Amatørspionen "Lerken"
376:Norwegian Armed Forces
723:Store norske leksikon
664:Norwegian News Agency
666:. 17 September 1990.
340:War Cross with Sword
153:Rørholt was born in
130:Bjørn Arnold Rørholt
114:War Cross with Sword
827:Engineers from Oslo
623:on 31 December 2009
321:Ministry of Defence
281:" was organized by
368:Harvard University
293:was moved towards
272:German battleship
198:Norwegian Campaign
563:Det demrer en dag
403:Usynlige soldater
393:and mimicked the
360:Norwegian Embassy
263:, accompanied by
229:Erik Welle-Strand
167:Friedrich Roscher
127:
126:
122:Order of St. Olav
849:
751:
750:
742:
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689:
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681:Hauge, Jens Chr.
677:
668:
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659:
653:
652:
642:
633:
632:
630:
628:
619:. Archived from
581:"Rørholt, Bjørn"
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549:
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538:
532:
531:
510:
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430:
136:
84:Military officer
59:
40:
38:
21:
857:
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851:
850:
848:
847:
846:
757:
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755:
754:
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743:
739:
729:
727:
718:"Bjørn Rørholt"
715:
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626:
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514:Ulstein, Ragnar
512:
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507:
497:
496:
483:
471:
470:
463:
453:
451:
438:"Bjørn Rørholt"
432:
431:
416:
411:
356:
295:Northern Norway
217:Sverre Midtskau
202:occupied Norway
194:German invasion
186:
151:
132:
120:
116:
83:
66:
61:
57:
48:
42:
36:
34:
26:
17:
12:
11:
5:
855:
853:
845:
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834:
829:
824:
819:
814:
809:
804:
799:
794:
789:
784:
779:
774:
769:
759:
758:
753:
752:
737:
708:
690:
669:
654:
634:
615:
568:
559:Haukelid, Knut
550:
533:
526:
505:
481:
461:
434:Nøkleby, Berit
413:
412:
410:
407:
355:
352:
333:Thor Heyerdahl
299:Einar Johansen
283:Bjarne Thorsen
185:
182:
163:Vera Henriksen
159:Arnold Rørholt
150:
147:
125:
124:
111:
107:
106:
103:Vera Henriksen
100:
96:
95:
93:Arnold Rørholt
90:
86:
85:
80:
76:
75:
72:
68:
67:
62:
60:(aged 73)
54:
50:
49:
43:
41:27 August 1919
32:
28:
27:
24:
15:
13:
10:
9:
6:
4:
3:
2:
854:
843:
840:
838:
835:
833:
830:
828:
825:
823:
820:
818:
815:
813:
812:MI6 personnel
810:
808:
805:
803:
800:
798:
795:
793:
790:
788:
785:
783:
780:
778:
775:
773:
770:
768:
765:
764:
762:
748:
741:
738:
725:
724:
719:
712:
709:
704:
701:"Høy orden".
697:
695:
691:
686:
682:
676:
674:
670:
665:
658:
655:
650:
649:
641:
639:
635:
622:
618:
616:82-02-14138-9
612:
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527:82-02-12401-8
523:
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408:
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381:
377:
373:
369:
365:
364:Washington DC
361:
353:
351:
349:
345:
341:
336:
334:
330:
329:Bernt Balchen
326:
322:
317:
315:
314:
308:
304:
300:
296:
292:
288:
284:
280:
276:
275:
268:
266:
265:Knut Haukelid
262:
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81:
79:Occupation(s)
77:
73:
69:
65:
55:
51:
46:
33:
29:
25:Bjørn Rørholt
22:
19:
746:
740:
728:. Retrieved
721:
711:
703:Verdens Gang
702:
684:
657:
648:Verdens Gang
646:
625:. Retrieved
621:the original
604:
562:
553:
542:
536:
517:
508:
499:
473:
452:. Retrieved
445:
402:
398:
388:
382:and used by
357:
354:Later career
337:
318:
312:
306:
302:
290:
273:
269:
247:activity at
237:Egil Reksten
206:
190:World War II
187:
184:World War II
171:
152:
143:World War II
129:
128:
58:(1993-05-03)
18:
772:1993 deaths
767:1919 births
747:Aftenposten
685:Aftenposten
500:Aftenposten
475:Aftenposten
442:Helle, Knut
311:sinking of
307:Barnepikene
252:heavy water
227:was led by
215:was led by
71:Nationality
761:Categories
409:References
391:ultrasound
149:Early life
56:3 May 1993
37:1919-08-27
261:Iddefjord
233:Trondheim
225:Skylark B
213:Skylark A
99:Relatives
74:Norwegian
603:(eds.).
601:Sørensen
589:Hjeltnes
561:(1947).
342:and the
105:(cousin)
82:Engineer
47:, Norway
730:26 June
627:26 June
597:Ringdal
593:Nøkleby
454:29 June
444:(ed.).
380:Kjeller
313:Tirpitz
303:Tirpitz
291:Tirpitz
287:Agdenes
274:Tirpitz
256:Gestapo
613:
524:
249:Vemork
245:German
241:London
223:while
110:Awards
89:Parent
583:. In
440:. In
279:Theta
188:When
732:2009
629:2009
611:ISBN
585:Dahl
522:ISBN
456:2009
384:NATO
221:Oslo
155:Aker
64:Oslo
53:Died
45:Aker
31:Born
395:bat
362:in
231:in
219:in
134:DSO
763::
693:^
672:^
637:^
599:;
595:;
591:;
587:;
571:^
484:^
464:^
436:.
417:^
350:.
235:.
169:.
145:.
734:.
631:.
530:.
458:.
39:)
35:(
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