Internet, http://thesaurus.cerl.org/record/cnp00379393, 20120126
Internet, http://www.oxforddnb.com/view/article/27489, 20120126
Some account of the life and writings of John Milton: derived principally from documents
in His Majesty's State-paper office, now first published / by the Rev. H. J. Todd,
..., 1826