Johannes Heintz And His Descendants is a historical book written by John Clagett Proctor and published in 1918. The book is a comprehensive genealogical record of the descendants of Johannes Heintz, a German immigrant who settled in Maryland in the early 18th century. Proctor meticulously traces the family lineage of Heintz and his descendants, providing detailed information on each member of the family, including their birth, marriage, and death...