Angel of Death Ripper Letter Cuts & Russell Letter Cuts & Other Van Gogh Letter Cuts, Character Comparison, Reed Pen Skip Marks
Angel of Death Ripper Letter: The National Archives of the UK (TNA), MEPO3/142, f. 161
Russell Letter p 4: Solomon R. Guggenheim Museum, New York, Thannhauser Collection, Gift, Justin K. Thannhauser, 1978
Vincent van Gogh, Letters of Vincent van Gogh, 1886-1890, A Facsimile Edition, The Scolar Press LTD, London, 1977
