'The Tyger' in The poetical works of William Blake; a new and verbatim text from the manuscript engraved and letterpress originals; With variorum readings and bibliographical notes and prefaces , 1905. J Sampson.
'The Tiger' F Tatham, MS. (Life of Blake) in A. G. B. Russell, ed., The letters of William Blake; together with a life by Frederick Tatham, 1906. New York: Scribner's sons. p. 42