links
WW2 Talk
http://ww2talk.com/forums/topic/43179-remembering-today-pilot-officer-donald-marr/
RAF Commands Forum
http://www.rafcommands.com/forum/showthread.php?13222-158-Squadron-Halifax-loss-4-11-44
National Archives of Australia
http://www.naa.gov.au/collection/explore/defence/service-records/raaf.aspx
Commonwealth War Graves Commission
http://www.cwgc.org/
International Bomber Command Centre Lincoln
www.internationalbcc.co.uk
http://ww2talk.com/forums/topic/43179-remembering-today-pilot-officer-donald-marr/
RAF Commands Forum
http://www.rafcommands.com/forum/showthread.php?13222-158-Squadron-Halifax-loss-4-11-44
National Archives of Australia
http://www.naa.gov.au/collection/explore/defence/service-records/raaf.aspx
Commonwealth War Graves Commission
http://www.cwgc.org/
International Bomber Command Centre Lincoln
www.internationalbcc.co.uk