Van Slyke
- Descendants of David Van Slyke. Lineage migrated from Madison County, New York, to Iowa, then finally Colorado and Oregon in the late 1800s.
- http://www.oregontrails.com/roots/vanslyke/

Van Slyke: The Olive Tree
- Family history specializing in primary source records such as ships' passenger lists, church and military records, Dutch settlement in New York.
- http://olivetreegenealogy.com/nn/surnames/vslyke.shtml