- [S7] Mapes, A. Leslie, letter. 1980-1990, from Exton, PA, to Joseph Boyle.
- [S23] DeWitt, Mary. Cortright File. GSBC.
- [S29] DeWitt, Mary. DeWitts Unidentified: L-M. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S32] DeWitt, Mary. Ten Eyck File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S54] DeWitt, Mary. Schoonmaker File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S93] Kirchoff, Betty Lee. Mercer File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S167] Spencer B. Newman. Delahant File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S209] Mapes, Lester Dunbar. A Tentative Correction of the Mapes Family Line. Brooklyn, NY: Lester Dunbar Mapes, 1941.
- [S229] Compiler: 'Vreeland'. Vreeland (258143.exe). Ancestry: ancestry.com.
- [S264] Armstrong, John James. Armstrong-Goranson Genealogy. Mobile, AL: John J. Armstrong, 1985.
- [S265] Armstrong, William V.. Armstrong Clan Society. http://www.armstrong.org/: Armstrong Clan Society, 1993.
- [S268] DeWitt, Mary. Bresteede File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S277] World Family Tree: Volume 10, Ed. 1, CD-ROM. Novato, CA: Brøderbund Software, Inc., 1997.
- [S281] DeWitt, Mary. Hasbrouck File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S334] G.R. Griffiths. From Van Kortryk to Courtright. Tempe, AZ: G.R. Griffiths, 1992.
- [S336] DeWitt, Mary. Roosa File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S339] Lake, Darlene Cheryl. Re: Berdan File: Berdan. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S385] DeWitt, Mary. Wortendyke File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S387] Multiple Authors. Holden File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S396] DeWitt, Mary. Winne File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S400] Jones, J. Kelsey. Preliminary Research on the Joralemon Family of New York and New Jersey. Millerton, PA: J. Kelsey Jones, 1994.
- [S435] DeWitt, Mary. Fredericks File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S451] Unknown author. "Montague Dutch Reformed Church Yard", Genealogical Magazine of New Jersey V, #4 (Apr 1930).
- [S511] Armstrong, Alberta Demorest. Demarest File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S562] DeWitt, Mary. Graevenraedt File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S563] Middletown (PA) Press and Journal, Middletown, PA, 31 Aug 1983.
- [S630] Peterson, Richard S.. Peterson File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S631] DeWitt, Mary. Philhauer File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S634] Putnam, Eban. The Putnams of the Mohawk Valley. Salem, MA: Higginson Book Co., 199? (1907) Reprint.
- [S639] DeWitt, Mary. Roeloffszen File. GSBC. Ridgewood Public Library: 125 North Maple Ave, Ridgewood, NJ.
- [S738] Belcher, William Henry and Belcher, Joseph Warren. The Belcher Family in England and America. Detroit, MI: n.pub., 1941. Available at HathiTrust. <https://catalog.hathitrust.org/Record/005729606
- [S742] The Ridgewood Herald, Ridgewood, NJ.
- [S796] D. Freirichs, Compiler: Ancestry.com. Benjamin Mapes (F2260.exe), Url: www.ancestry.com. 2 Nov 1999.
- [S800] Borland, Keith, letter. 8 Jul 1999, from private, to Joseph Boyle.
- [S1039] Batgo, Alicia "Re: GSBC Family Files Person Page 342." E-mail message from private. 14 Dec 2010.
- [S1065] Old Burial Ground of the Presbyterian Church. Scotchtown, NY. not on Find-A-Grave.
- [S1094] Long Island's MEGA Surname Reference Text Library, CD-ROM. http://www.longislandsurnames.com/: Long Island Genealogies.
- [S1116] 1915 New Jersey State Census. Ridgewood Public Library, 125 North Maple Ave, Ridgewood, NJ.
- [S1125] Castle Garden. Online http://castlegarden.org/
- [S1133] Passaic County Clerks Office. Online http://records.passaiccountynj.org/press/Clerk/… unknown location.
- [S1185] Riker, David M.. Genealogical and Biographical Directory to Persons in New Netherland from 1613-1674. Salem, MA: Higginson Book Co., 2001. Also available on CD-RROM as "New Netherland Vital Records, 1600's" (Family Tree Maker - Family Archives CD #11, Genealogy.com, Fremont, CA.
- [S1202] Benedict, Henry M. and Benedict, Elwyn E.. The Genealogy of the Benedicts in America. N.p.: J. Munsell, 1870. Available at Archive.org. <https://archive.org/details/genealogybenedi00benegoog
- [S1205] Judge J.O. Dykman. Biographical History of Westchester County, NY. New York: Lewis Historical Publishing Co, 1899. Available online at. <http://www.karsen-sheppard-studios.com/kss-y/books/CD/…
- [S1353] Van Laer, Arnold J.F. (translator). New York Historical Manuscripts: Dutch. Baltimore, MD: Genealogical Publ. Co., 1974. Available at [REPOSITORY], [REPOSITORY MEMO]. Renamed as "Register of the Provincial Secretary" (three volumes) and "Council Minutes" (three volumes) <https://www.newnetherlandinstitute.org/files/1814/0574/3519/…> "Calendar of NY Historical Documents" (O'Callaghan) is available at HathiTrust at. <https://catalog.hathitrust.org/Record/008733945
- [S1419] Cowles, Calvin D.. Genealogy of the Cowles families in America. New Haven, CT: Tuttle, Morehouse & Taylor, 1929. Available at HathiTrust. <https://catalog.hathitrust.org/Record/005692631
- [S1479] Pitman, H. Minot. Snyder-Brown ancestry. Bronxville? NY: n.pub., 1958. Available at HathiTrust. <https://catalog.hathitrust.org/Record/005761472
- [S1585] Nederlands Nationaal Archief. PB 90520, 2509 LM Den Haag: Dutch National Archives. Online at https://www.nationaalarchief.nl/
- [S1666] Konight, Ethel. Koning, Coninck, Konight Family Groupsheets. GSBC.
- [S1668] Van Laer, Arnold J. F. and New York State Library. Settlers of Rensselaerswyck 1630-1658. Baltimore: Reprinted for Clearfield Co. by Genealogical Pub, 1965.
- [S1669] O'Callghan, Edmund B.. Calendar of historical manuscripts in the office of the secretary of state, Albany, N.Y.. Albany, N.Y.: Weed, Parsons and Company, 1865-6.