Drury, Pauline. Critchfield Families. Last Updated March 3, 2002, HTML file: <URL: http://homepages.rootsweb.com/~lpproots/Critchfield/>.
Drury, Pauline. Lyman R. Critchfield. Last Updated April 24, 2000, HTML file: <URL: http://homepages.rootsweb.com/~lpproots/Critchfield/critchfield.htm#Lyman%20R.%20Critchfield>.
Locher, Paul. In it's heyday, Gay Acres was world class. The Daily Record, Wooster, Ohio, May 19, 2002, p. 1. HTML file: <URL: http://www.the-daily-record.com/past_issues/05_may/020519dr2.html>.
Robinson, Pat. Demon Hanover Hambletonian Winner and Top 3 Year Old. The Daily Record, Wooster, Ohio, August 12, 1948, p. 18.
Thatcher, Tom. Person Sheet: Lyman Reuben Critchfield Jr. Last Updated September 11, 2002, HTML file: <URL: http://home.rochester.rr.com/thatchertree/PS04/PS04_248.HTM>.
Big John Standing in 1973 for $750 Gay Acres Farm Advertisement. The Horseman and Fair World, Horseman Publishing Company, Lexington, Kentucky, December 6, 1972, p. 289.
Body of Third Victim Found; Funeral Services for E.G. Butler Will Be Held Here Tuesday Morning. The Daily Record, Wooster, Ohio, March 12, 1945, p. 3.
Demon Rum At Gay Acres Farm; Son of Demon Hanover Syndicated for $200,000 Figure. The Horseman and Fair World, Horseman Publishing Company, Lexington, Kentucky, December 10, 1958, pp. 118-119.
Demon Rum Service Fee $750 Gay Acres Farm Advertisement. The Horseman and Fair World, Horseman Publishing Company, Lexington, Kentucky, December, 1960.
Demon Rum Service Fee $500 Gay Acres Farm Advertisement. The Horseman and Fair World, Horseman Publishing Company, Lexington, Kentucky, December Holiday Issue, 1965, p. 228.
Editorial: Robert Critchfield. The Daily Record, Wooster, Ohio, February 17, 1981.
E.G. Butler's Body Found In Flood Waters; Double Tragedy Occurs in Tuscarawas County as High Water Recedes. The Daily Record, Wooster, Ohio, March 10, 1945, p. 1.
Hank Critchfield Dies At Age 75. The Daily Record, Wooster, Ohio, July 29, 1981, p. 1.
Ideal Pastures: Gay Acres Farm Near Wooster, Ohio A Model Nursery. The Horseman and Fair World, Horseman Publishing Company, Lexington, Kentucky, December Holiday Issue, 1965, p. 142.
Obituary: Lyman Robert Critchfield. The Daily Record, Wooster, Ohio, February 13, 1981.
Obituary: Margaret Critchfield. The Daily Record, Wooster, Ohio, April 10, 1989, p. C-12.
Obituary: Henry "Hank" Critchfield. Wooster Alumni Magazine, The College Of Wooster, Ohio, September/October 1980, Volume 94, No. 5, p. 42.
Standing in Ohio Demon Rum 3, 1:59.4, The Oustanding Syndicated Son of Demon Hanover, Will Send His First Crop To The Races During The 1962 Season At Gay Acres Farm. The Horseman and Fair World, Horseman Publishing Company, Lexington, Kentucky, December 6, 1961, pp. 161-162.
Today's Home: Land Transfers. The Daily Record, Wooster, Ohio, August 30, 2002, p. 3.
United States Trotting Association. U.S.T.A. Sires and Dams The Register, Columbus, Ohio, U.S.T.A. Year Book Volume 67 Part II and Volume 43 of the Trotting Register for 1954.
United States Trotting Association. U.S.T.A. Sires and Dams The Register, Columbus, Ohio, U.S.T.A. Year Book Volume 68 Part II and Volume 44 of the Trotting Register for 1955.
United States Trotting Association. U.S.T.A. Sires and Dams The Register, Columbus, Ohio, U.S.T.A. Year Book Volume 69 Part II and Volume 45 of the Trotting Register for 1956.
United States Trotting Association. U.S.T.A. Sires and Dams The Register, Columbus, Ohio, U.S.T.A. Year Book Volume 71 Part II and Volume 47 of the Trotting Register for 1958.
United States Trotting Association. U.S.T.A. Sires and Dams The Register, Columbus, Ohio, U.S.T.A. Year Book Volume 83 Part II and Volume 59 of the Trotting Register for 1970.
United States Trotting Association. U.S.T.A. Sires and Dams The Register, Columbus, Ohio, Volume 63 of the Trotting Register for 1974.
United States Trotting Association. U.S.T.A. Sires and Dams The Register, Columbus, Ohio, Volume 64 of the Trotting Register for 1975.
Wedding Announcements: Wedding Robert Critchfield and Mrs. E. G. Butler. The Daily Record, Wooster, Ohio, January 2, 1952.
Wooster Man Found Dead In Home Fire: Richard H. Oviatt. The Daily Record, Wooster, Ohio, September 23, 1978, p. 1.