Alfred Dreyfus's elder brother, Mathieu, who has supported him
throughout his false conviction for treason, establishes through
handwriting analysis that the letter on the evidence of which his
brother was convicted was actually written by Major Ferdinand
Esterhazy.
Citation:
Editors. "Mathieu Dreyfus discovers that Major Esterhazy convicted his brother".
The Literary Encyclopedia. First published 30 December 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=19236, accessed 19 June 2013.]