We are hoping to gain access to the ORT archives in due course, but in the meantime, a series of links is given below to information about the Berlin ORT, and the boys and staff who escaped from Germany, and spent some time at Kitchener camp.

(No restrictions on use of this image; credit as given)
The first seven links of these links were very kindly emailed to us by a Kitchener descendant, which is very much appreciated.
Quite a number of the books in the references list also discuss the ORT in this context.
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https://www.thejc.com/community/community-news/old-boys-remember-leeds-school-1.1.018
https://www.thejc.com/news/news/british-ort-solves-refugee-mystery-1.19954
https://www.facebook.com/pg/WorldORT/photos/?tab=album&album_id=431339813547365
http://www.cityofsanctuary.org/files/leeds_ort_event_flyer.pdf
http://members.tripod.com/~Bubba_B/ss3.htm
http://eprints.nottingham.ac.uk/12964/1/403319.pdf
http://static1.1.sqspcdn.com/static/f/784513/22096013/1362481062533/4.pdf?to

(No restrictions on use of this image; credit as given)
https://www.haaretz.com/israel-news/the-last-jewish-school-in-berlin-1.423958
https://www.jmberlin.de/berlin-transit/orte/en/ort.php?ansicht=historisch
http://dpcamps.ort.org/dp-stories/orts-work-during-the-second-world-war/
http://dpcamps.ort.org/dp-stories/orts-work-during-the-second-world-war/
http://archival.sl.nsw.gov.au/Details/archive/110048237
http://www.bbc.co.uk/news/uk-england-leeds-22142605
http://wiener.soutron.net/Portal/Default/en-GB/RecordView/Index/70877
http://wiener.soutron.net/Portal/Default/en-GB/RecordView/Index/48184
https://collections.ushmm.org/search/catalog/irn1000682
https://collections.ushmm.org/search/catalog/bib229529
https://collections.ushmm.org/search/catalog/pa21260
https://collections.ushmm.org/search/catalog/irn1004152
https://collections.ushmm.org/search/catalog/pa1087429
In Kitchener camp, Berlin ORT, 1939 Reproduced here by kind permission of the family of Willi Reissner
https://collections.ushmm.org/search/catalog/irn515525
http://www.duneraassociation.com/files/1714/3184/2128/91-DuneraNews-Jul2014.pdf
http://digifindingaids.cjh.org/?pID=2010287
http://digifindingaids.cjh.org/?pID=2010287
http://collections.anmm.gov.au/en/objects/details/99025/students-from-the-ort-technical-school-in-berlin?ctx=fc5dfa13-e949-4236-b6e4-cb876702f1cf&idx=15
https://collections.museumvictoria.com.au/content/media/19/572269.pdf
http://honesthistory.net.au/wp/wp-content/uploads/DuneraNews101e-Oct2017.pdf