Cook, R. K. Genealogical material compiled and written by Mr. Cook on the following families: Ashman, Andrews, Armitage, Bailey, Ball, Barker, Bennetch, Braun-Brown, Caldwell, Campbell, Carter, Clark, Clayton, Dahlbo, Denny, Dixon, Evans, Harlan, Hendrickson, Horsman, Ingram, Kirk, Mannson, Nilsson, Ogle, Rambo, Ridgeway, Schoolen, Stallcop, Stout-Stoudt, Steelman, Swanson, Taylor, Vaneman, Van Pelt, Weiser, Whitaker, Wright [microform].

Cook, Ross K. Genealogical Material Compiled and Written By Mr. Cook On the Following Families: Ashman, Andrews, Armitage, Bailey, Ball, Barker, Bennetch, Braun-Brown, Caldwell, Campbell, Carter, Clark, Clayton, Dahlbo, Denny, Dixon, Evans, Harlan, Hendrickson, Horsman, Ingram, Kirk, Mannson, Nilsson, Ogle, Rambo, Ridgeway, Schoolen, Stallcop, Stout-Stoudt, Steelman, Swanson, Taylor, Vaneman, Van Pelt, Weiser, Whitaker, Wright [microform].

Cook, Ross K. Genealogical Material Compiled and Written By Mr. Cook On the Following Families: Ashman, Andrews, Armitage, Bailey, Ball, Barker, Bennetch, Braun-Brown, Caldwell, Campbell, Carter, Clark, Clayton, Dahlbo, Denny, Dixon, Evans, Harlan, Hendrickson, Horsman, Ingram, Kirk, Mannson, Nilsson, Ogle, Rambo, Ridgeway, Schoolen, Stallcop, Stout-Stoudt, Steelman, Swanson, Taylor, Vaneman, Van Pelt, Weiser, Whitaker, Wright [microform].