据历史学者罗宾·布鲁斯·洛克哈特(英语:Robin Bruce Lockhart)透露,悉尼·赖利——一个俄罗斯出生的冒险家和特务,受雇于英国秘密情报局,1895年在伦敦会见了艾捷尔·伏尼契。艾捷尔·伏尼契在维多利亚后期的文坛和俄罗斯流亡人士圈内都是重要人物。洛克哈特当时也在情报部门供职,他声称伏尼契与赖利曾有婚外情,还曾一起远渡意大利。期间赖利告诉伏尼契他在俄国的青年生活,后来《牛虻》中的主角亚瑟·伯顿即是以他为原型。[6]不过赖利的传记作者安德鲁·库克不承认此说,认为赖利可能将伏尼契的亲流亡者激进活动告知了政治部。[7]
^Cork City Libraries互联网档案馆的存檔,存档日期2007-11-18. provides a downloadable PDF (页面存档备份,存于互联网档案馆) of Evgeniya Taratuta's 1957 biographical pamphlet Our Friend Ethel Lilian Boole/Voynich, translated from the Russian by Séamus Ó Coigligh. The pamphlet gives some idea of the Soviet attitude toward Voynich.
^Robin Bruce Lockhart, Reilly: Ace of Spies; 1986, Hippocrene Books, ISBN 0-88029-072-2.
^Andrew Cook, Ace of Spies: The True Story of Sidney Reilly, 2004, Tempus Publishing, ISBN 0-7524-2959-0. Page 39.
Showalter, Elaine. A literature of their own: from Charlotte Brontë to Doris Lessing. Princeton University Press, 1977, ISBN 978-0-8606-8285-1.
An article in the Princeton University Library Chronicle, Vol XXVIII Autumn 1966 [1]