My Aunt Barb (Gahm) O'Donnell from Coon Rapids, MN has been researching the Gahm name for as long as I can remember and has a very extensive library of information. Her contact email is 'firstname.lastname@example.org
.' If you choose to contact her, please let her know that I (Bruce Gahm, Chandler, AZ) provided you with her email address.
Happy researching! And "Hi cous..."