ZWEYER: Marriage records from Berks Co., Penn.:
John Zweyer and Eva Becker, 23 April, 1770 ;
Anthony Zweyer and Maria Dreis, 6 May, 1777;
Joseph Zweyer and Catherine Scharg, 11 April, 1779;
Adam Zweyer and Barbara Sigfried, 10 Jan., 1785.
SOURCE: Vol, X, No 9, October 1922 Genealogy: a journal of American ancestry