Changes

*[https://archive.org/details/allsfairstoryofb00henr ''All's Fair : the Story of the British Secret Service Behind the German Lines''] by Captain Henry Landau 1934 Archive.org. [https://en.wikipedia.org/wiki/Henry_Landau_(captain) Henry Landau] Wikipedia.

:[https://hdl.handle.net/2027/uc1.$b744646?urlappend=%3Bseq=9 ''Secrets of the White Lady''] by Captain Henry Landau 1935 Missing at least [https://hdl.handle.net/2027/mdp.39015030668340?urlappend=%3Bseq=23 page 13] which is found in a [https://hdl.handle.net/2027/mdp.39015030668340?urlappend=%3Bseq=11 2nd digital file], also missing at least one page. Both editions HathiTrust Digital Library. The White Lady was the codename for an underground intelligence network which operated in German-occupied Belgium during World War I. [https://en.wikipedia.org/wiki/Dame_Blanche_(resistance) Dame Blanche (resistance)] Wikipedia.

:Also see Chapter IV "A Charming Spy" in ''Detective & Secret Service Days'' by Edwin T Woodhall 1929, above.

:[http://www.memoiredeshommes.sga.defense.gouv.fr/en/ark:/40699/m005450e5548f9dc Official French files Margueritte Gertrude Zelle] (French language), part of the database of those who were shot during the First World War. Click on the eye icons for the files. memoiredeshommes.sga.defense.gouv.fr. If this link is not permanent, try the website [http://www.memoiredeshommes.sga.defense.gouv.fr/fr/article.php?larub=211&titre=fusilles-de-la-premiere-guerre-mondiale Search], using the French version website.

:The National Archives Kew has two records KV2/1-2 "'Mata Hari' alias MCCLEOD Margaretha Geertruida (Marguerite Gertrude)", both available as a pay download. [http://discovery.nationalarchives.gov.uk/browse/r/h/C126793 Catalogue record]