Interactive tree of John Ammon Bretz

Charles Bryan Bretz 1896–1976

Clara Belle Case 1901–1984

Percival Cook Bretz 1898–1898

Lester Leroy Bretz 1900–1953

Maude Eva Bretz 1903–

John Ammon Bretz 1869–

Catherine Lavina Cook 1876–1954

John Franklin Cook … 1856–1936

Mary Ellen Koppenheffer or Koppenhaver 1856–1937

Emmanuel E Koppenheffer 1827–1899

Caroline Kebaugh 1834–1918