Snyder, J. F., Adams, H. K., & Adams, J. H. 1. (2001). A Snyder family genealogy: The descendants of John W. Snyder and Elizabeth Kampf (Kemf, Camp, Kemp) of Westmoreland Co., Pennsylvania and Ross, Co., Ohio. [Orlando, Fla.]: J.H. Adams.

Snyder, John F., Harold Kampf Adams, and John H. 1947- Adams. A Snyder Family Genealogy: The Descendants of John W. Snyder and Elizabeth Kampf (Kemf, Camp, Kemp) of Westmoreland Co., Pennsylvania and Ross, Co., Ohio. [Orlando, Fla.]: J.H. Adams, 2001.

Snyder, John F., Harold Kampf Adams, and John H. 1947- Adams. A Snyder Family Genealogy: The Descendants of John W. Snyder and Elizabeth Kampf (Kemf, Camp, Kemp) of Westmoreland Co., Pennsylvania and Ross, Co., Ohio. [Orlando, Fla.]: J.H. Adams, 2001.