Historical Resources:

•  Richard DeSorgher, Town Historian
• John Thompson, Archeological Advisor
• Medfield Historical Society

Publications:

 
Cruise of the Invincible by Lt. Derby. The Journal and Report of The Exploration of The Colorado River by George Horatio Derby.
by Richard Paskowitz and Cheryl O’Malley 

Medfield’s Dwight-Derby House: A Story of Love & Persistence
By Electa Kane Tritsch 

The Squibob Papers
By John Phoenix (George Horatio Derby’s pen name), 1865

John Phoenix, Esq., the Veritable Squibob: A Life of Captain George H. Derby, U.S.A.
By George R. Stewart, 1937

History of the Town of Medfield, Massachusetts 1650–1886
By William S. Tilden

History of the Town of Medfield, Massachusetts 1887–1925
By Richard DeSorgher

History of the Descendants of John Dwight, of Dedham, Mass Vol 1
By Benjamin Woodbridge Dwight

History of the Descendants of John Dwight, of Dedham, Mass Vol 2
By Benjamin Woodbridge Dwight