(1) Henry Taube, (place unknown), Soylent Communications, (date unknown) last updated 2013, cited 19 July 2013, Available from http://www.nndb.com/people/617/000100317/
(2) Henry Taube, (place unknown), Encyclopædia Britannica, (date unknown), last updated 2013, cited 19 July 2013, Available from http://www.britannica.com/EBchecked/topic/584326/Henry-Taube
(2) Henry Taube, (place unknown), Encyclopædia Britannica, (date unknown), last updated 2013, cited 19 July 2013, Available from http://www.britannica.com/EBchecked/topic/584326/Henry-Taube