Francis Beaumont (1750). “The Works of Mr. Francis Beaumont and Mr. John Fletcher: In Ten Volumes. Collated with All the Former Editions, and Corrected. With Notes Critical and Explanatory”, p.435
David A. Durfee, William Henry Harrison, John Tyler, United States. President (1841-1845 : Tyler) (1970). “William Henry Harrison, 1773-1841: John Tyler, 1790-1862; chronology, documents, bibliographical aids”, Oceana Pubns