Anyone researching the ancestors and descendants of J. Peter Ritzman b. about 1759...resided in Berks Co., PA; he married in 1784 to Catherine Elizabeth Kerns; had four known children: Peter Ritzman b. 25May1786; George Michael Ritzman b. 5Nov1788; Eva Margaretha Ritzman b. 1Jul1790, and Johannes Ritzman b. 8Sep1792.