- [S1] Thomas Farrington De Voe, Genealogy of the de Veaux Family. Introducing the Numerous Forms of Spelling the Name by Various Branches and Generations in the Past Eleven Hundred Years (n.p.: n.pub., 1885), copy in possession of Howard DeVoe.
- [S3] DeVoe family bible, The Holy Bible: Containing the Old and New Testaments: Together with the Apocrypha (Philadelphia: Mathew Carey, 1812); family record pages from a bible that was in the possession of Frank Quinlan DeVoe before he died, and later in possession of Robert DeVoe. In October 2006 the bible was in possession of Linda (Funk) Shook and the family record pages were in possession of Howard DeVoe. In December 2014 Linda Shook gave the bible to Howard DeVoe.
- [S4] Notes made by Frederick M. DeVoe from a bible belonging to Albert DeVoe, transcribed November 1960 by Howard DeVoe at Frederick DeVoe's home, 8331 4th Street, Buena Park, California.
- [S24] Interview with Martha (Josselyn) DeVoe (Meadowood Retirement Community, Bloomington, Indiana), by Howard DeVoe, 27 August 2002.
- [S30] Abraham Devoe Senr. household, 1790 U.S. census, Westchester County, New York, Township of Mount Pleasant, page 0606 (page 168 on census form in pencil); National Archives micropublication M637, roll 6 (viewed online 4 November 2003 at Ancestry.com; image 0606, 3 of 4).
- [S31] Abraham Devoe household, 1800 U.S. census, Westchester County, New York, Mount Pleasant Township, page 167; National Archives micropublication M32, roll 27 (viewed online 4 November 2003 at Ancestry.com; image 326, 4 of 14).
- [S32] John Devoe household, 1810 U.S. census, Westchester County, New York, Mount Pleasant Township, page 227, 1098 (in pen); National Archives micropublication M252, roll 37 (viewed online 4 November 2003 at Ancestry.com; image 236, 2 of 10).
- [S33] John Devoe household, 1820 U.S. census, Westchester County, New York, Mount Pleasant Township, page 183 (stamped on form), 266 in ink; National Archives micropublication M33, roll 75 (viewed online 4 November 2003 at Ancestry.com; image 189, 9 of 16).
- [S35] Isaac Devoe household, 1850 U.S. census, Westchester County, New York, Mount Pleasant Township, dwelling-house 78, family 57, enumerated 31 August 1850; National Archives micropublication M432, roll 614 (viewed online 3 November 2003 at Ancestry.com; image 683, 46 of 80).
- [S38] Isaac Devoe household, 1860 U.S. census, Westchester County, New York, Mount Pleasant Township, pages 548/549 (in ink), dwelling-house 3647, family 3812, enumerated 29 August 1860; National Archives micropublication M653, roll 881 (viewed online 5 November 2003 at Ancestry.com; image 24/25 of 113).
- [S39] Isaac Devoe household, 1870 U.S. census, Westchester County, New York, New York, page 11 (in ink), page 307 (stamped), dwelling-house 66, family 82, enumerated 20 June 1870; National Archives micropublication M593, roll 1118 (viewed online 4 November 2003 at Ancestry.com; image 11 of 131).
- [S42] Isaac Devoe household, 1880 U.S. census, Westchester County, New York, Mount Pleasant Township, Enumeration District 108, page 52, dwelling house 428, family 536, enumerated 21 June 1880; National Archives (viewed online 2 November 2003 at Ancestry.com; image 52 of 64).
- [S52] Edgar A. Josselyn household, 1930 U.S. census, Westchester County, New York, White Plains, Enumeration District 399, sheet 6B, dwelling house 98, family 142, enumerated 7 April 1930; National Archives micropublication T626, roll 1665 (viewed online 6 November 2003 at Ancestry.com; image 12 of 24).
- [S72] Edgar A. Josselyn household, 1920 U.S. census, Westchester County, New York, White Plains, Enumeration District 189, page 100 (stamped on facing page), sheet 7B, dwelling house 100, family 137, enumerated 17 January 1920; National Archives micropublication T625, roll 1279 (viewed online 15 November 2003 at Ancestry.com; image 199, 14 of 29).
- [S92] Personal knowledge of Howard DeVoe.
- [S188] Interview with Martha (Josselyn) DeVoe (Meadowood Retirement Community, Bloomington, Indiana), by Howard DeVoe, 24 December 2003.
- [S190] Interview with Martha (Josselyn) DeVoe (Meadowood Retirement Community, Bloomington, Indiana), by Howard DeVoe, 4 February 2003.
- [S195] "Mrs. Ella Josselyn Marks 90th Birthday," White Plains Reporter Dispatch, White Plains, New York, 19 May 1971.
- [S200] History Research Society of the Tappan Zee, The Old Dutch Burying Ground of Sleepy Hollow (New York: Montague Lee, 1926).
- [S231] Record of Interments, Lot 1350, Kensico Cemetery, Vahalla, New York.
- [S232] Gravestone inscriptions, lot 1350, Kensico Cemetery, Valhalla, New York; Howard DeVoe, 25 April 2004.
- [S251] Taped interview with Marion DeVoe and Rachel (Troup) Watkins, by Howard DeVoe at Heritage Village, Southbury, Connecticut, 26 December 1976.
- [S252] Frank DeVoe Death Certificate.
- [S308] Wedding invitation, Frank DeVoe and Eva Troup, in possession of Howard DeVoe.
- [S309] Marriage certificate, Frank DeVoe and Eva Troup, in possession of Howard DeVoe.
- [S327] First Record Book of the "Old Dutch Church of Sleepy Hollow" Organized in 1697 and now The First Reformed Church of Tarrytown, N. Y. : An original translation of its brief historical matter, and a copy, faithful to the letter, of every personal and local name, of its four registers of members, consistorymen, baptisms, and marriages, from its organization to 1791, by Rev. David Cole, D.D., Yonkers, N. Y. (Yonkers, New York: Yonkers Historical and Library Association, 1901). image downloaded from HeritageQuest.
- [S328] Edgar Mayhew Bacon, First English Record Book of The Dutch Reformed Church in Sleepy Hollow : Formerly the Manor Church of Philipsburgh, Now the First Reformed Church of Tarrytown (Tarrytown, New York: Tarrytown Historical Society, 1931).
- [S331] "Wedding Bells," Unknown newspaper, clipping in Alvah French scrapbook (Vol. 32, p. 42) viewed by H. DeVoe on April 2004 at the Westchester Historical Society, Elmsford, New York.
- [S332] "Obituaries," The Reporter Dispatch, White Plains, New York, 28 July 1945, 2, microfilm viewed April 2004 at the White Plains library.
- [S333] "Obituaries," The Reporter Dispatch, White Plains, New York, 30 November 1955, 31, microfilm viewed April 2004 at the White Plains library.
- [S346] Grenville C. Mackenzie, Families of the Colonial Town of Philipsburgh (Westport, Connecticut: n.pub., 1966), Westchester County Historical Society, Elmsford, Westchester County, New York.
- [S375] Telephone interview with Martha (Josselyn) DeVoe (Meadowood Retirement Community, Bloomington, Indiana), by Howard DeVoe, 18 April 2004.
- [S383] Series 181: Work Projects Administration Cemetery Records. 1775 - 1918. "Records of deceased Westchester County veterans from the Revolutionary War through WWI", Westchester County Historical Society, Elmsford, Westchester County, New York.
- [S492] "Profiles," Chatham Unitarian Universalist Fellowship Newsletter, unknown month, 1988.
- [S499] Appointment Diary of Howard DeVoe for 2001.
- [S514] Pages from address book that belonged to Minnie Ethel DeVoe, transcript and photocopies from Sandra DeVoe, 13 July 2004.
- [S527] Taped interview with Frank Kenneth DeVoe (at 973 Paulsboro Drive, Rockville, Maryland), by Howard DeVoe, 27 December 1990.
- [S616] Closing statement, 6 Trout Pond Lane, Chatham, MA, 13 March 1998, in Martha (Josselyn) DeVoe's possession at the time of her death.
- [S617] Unit Deed, The Melrose Condominium, dated 10 March 1998, in Martha (Josselyn) DeVoe's possession at the time of her death.
- [S618] Certificate, New York School of Interior Design, May 1960, in Martha (Josselyn) DeVoe's possession at the time of her death.
- [S619] "8th Grade Girls Made Own Dresses For the Exercises," unknown newspaper title.
- [S658] Inquiry by H. DeVoe on 23 May, 2008 at Sleepy Hollow Cemetery office.
- [S725] "DIED," New York Spectator, New York, New York, 5 October 1827.
- [S782] Frank DeVoe household, 1940 U.S. census, Westchester County, New York, Ward 3, White Plains, enumeration district 60-365, supervisor's district 25, sheet 4B, enumerated May 22,1940; National Archives micropublication T627, roll 2814.
- [S793] Martha DeVoe death certificate.
- [S823] Daniel Van Tassell, Miscellaneous Cemetery Listings, Westchester County, N.Y., Westchester County Historical Society, Elmsford, Westchester County, New York.
- [S835] Find A Grave memorial page for Frank Quinlan DeVoe (1875 - 1955), online at http://www.findagrave.com, memorial # 132336372.
- [S866] Find A Grave memorial page for Martha Josselyn DeVoe (1909 - 2007), online at http://www.findagrave.com, memorial # 132397940.
- [S878] Find A Grave memorial page for John DeVoe (1770 - 1827), online at http://www.findagrave.com, memorial # 26764048.
- [S1067] The Katonah Times, Katonah, New York, 8 December 1905, 5, viewed January 2017 at nyshistoricnewspapers.org/.