Ralph Linwood Johnson was born 2 Oct 1873 and married 1 Mar 1900 Cora Belle Pennypacker. Families of the inlaws of the descendants and ancestors of Ralph and Cora Johnson are also traced. "This very valuable and interesting genealogical material is the product of unwearied labors in unearthing the ancestry of the grandchildren of the compiler, Dr. Ralph L. Johnson, and his wife"--P. 1. The Perkiomen country covered mainly Montgomery County and part...