Changes

*[https://archive.org/stream/secretservice00geor#page/86/mode/2up "Chapter VII: The Worst-Kept Secret of the War: The Dardanelles 1915"] page 87 ''Secret Service'' by Major-General Sir George Aston, formerly of the Naval Intelligence Department and the Secretariat of the War Cabinet 1930 Archive.org

*''History of the Great War Based on Official Documents: Military Operations Gallipoli: Volume I Inception of the Campaign to May 1915'' by Br.-General C F Aspinall-Oglander, first published 1929 is available to read online on the [[Online books#Digital Library of India| Digital Library of India]] website, in TIFF format, and as pdf downloads. There are two separate book files for the 1929 edition, [http://www.new.dli.ernet.in/handle/2015/527734 1929 pdf download 1], [http://www.new.dli.ernet.in/handle/2015/523425 1929 pdf download 2] and one for the 1935 edition, [http://www.new.dli.ernet.in/handle/2015/210687 1935 pdf download], [https://archive.org/details/in.ernet.dli.2015.210687 Archive.org version].

:[http://maps.library.utoronto.ca/cgi-bin/files.pl?idnum=2164 Maps from ''Military Operations: Gallipoli Volume II Maps and Appendices''] University of Toronto. Titled "The Third Battle of Krithia".

*[https://www.awm.gov.au/histories/first_world_war/ ''Official History of Australia in the War of 1914–1918''] includes ''Volume I – The Story of ANZAC from the outbreak of war to the end of the first phase of the Gallipoli Campaign, May 4, 1915'' (11th edition, 1941) ''Volume II – The Story of ANZAC from 4 May, 1915, to the evacuation of the Gallipoli Peninsula'' (11th edition, 1941) Australian War Memorial website.