More on the ancestry of this family is available on OneWorldTree, if you have access to it.
Online publication - Ancestry.com. OneWorldTree [database on-line]. Provo, UT, USA: The Generations Network, Inc.
SCHOON, DIRK TOLSMA, DORA 03/08/1883 OOE/ 00069718 COOK
Category: Dutch immigrants to the United States