1 2 3 H. Bleakley, The Hangmen of England Chapman and Hall, Ltd (1929) (Reprinted 1976) Google Books ↑ Newgate Prison on the Capital Punishment website ↑ John Thurtell - "The Elstree Murder" on the Capital Punishment website ↑ Thomas Hardy and The Hanging of Martha Brown(e) Archived 2009-05-14 at the Wayback Machine.