Hollenbeck - Family history as compiled by Craig Hugh Hollenbeck. - http://familytreemaker.genealogy.com/users/h/o/l/Craig-Hugh-Hollenbeck/
Hollenbeck Family of Burlington, Iowa - Ancestors and descendants of Harry Edward Hollenbeck (1887-1966); as compiled by R Edward Hollenbeck. - http://www.tribalpages.com/tribes/hollenbeck49