Royal Observer Corps (English Wikipedia)

Carson, Chris (21 October 2013). "Seaton's tribute to the Royal Observer Corps". Midweek Herald. Archived from the original on 20 November 2016. Retrieved 19 November 2016.

mod.uk

Navy Command HQ. "Board of Inquiry into the Loss of AAC Gazelle XX37" (PDF). Ministry of Defence. p. 4. Archived from the original (PDF) on 25 November 2008. Retrieved 19 November 2008.
"RAF Bentley Priory closure". Retrieved 29 September 2018.

Committee on the Grant of Honours, Decorations and Medals in Time of War (May 1945). "Regulations: Campaign Stars and Defence Medal". London: HM Stationery Office. Retrieved 16 February 2019.

"Diesel/Electric Locomotive Information". Rail UK. Archived from the original on 25 July 2018. Retrieved 25 July 2018.

"Chronological history". Royal Observer Corps Association.
"Royal Observer Corps Association". www.rocassoc.org.uk. Retrieved 29 September 2018.

"Scotland's Secret Bunker". www.secretbunker.co.uk. Retrieved 29 September 2018.

"Subbrit:RSG:ROC: Group HQ's". www.subbrit.org.uk. Retrieved 29 September 2018.

"York Cold War Bunker". www.english-heritage.org.uk. Archived from the original on 9 May 2009. Retrieved 29 September 2018.
"23 Post Skelmorlie, No.25 (Ayr) Group ROC museum website". Archived from the original on 22 September 2009. Retrieved 29 September 2018.
Navy Command HQ. "Board of Inquiry into the Loss of AAC Gazelle XX37" (PDF). Ministry of Defence. p. 4. Archived from the original (PDF) on 25 November 2008. Retrieved 19 November 2008.
"ROCA establishment history". Archived from the original on 4 October 2009.
"'Battle of Britain' Class locomotives". Battle of Britain Monument. Archived from the original on 16 January 2012. Retrieved 27 December 2010.
"Diesel/Electric Locomotive Information". Rail UK. Archived from the original on 25 July 2018. Retrieved 25 July 2018.
Carson, Chris (21 October 2013). "Seaton's tribute to the Royal Observer Corps". Midweek Herald. Archived from the original on 20 November 2016. Retrieved 19 November 2016.