I just found out why Guliema Matilda Seaman [b.July 10, 1809] was disowned for "marrying out". She was married in a civil ceremony by the Mayor of the City of New York April 7, 1831 in New York City, NY: Guliema Matilda6 Seaman (Willet5, Willet4, Samuel3, Nathaniel2, John1) was born July 10, 1809 (Source: Hinshaw, William Wade, Encyclopedia of American Quaker Genealogy, (Baltimore: Genealogical Publishing Co., 1991), Vol. 3, p. 281, 283.), and died 1847 (Source: Hinshaw, William Wade "Encyclopedia of American Quaker Genealogy"[Compiled by Thomas W. Marshall] [Genealogical Pub. Co., Baltimore,MD:1977] Vol. III p. 281). She married William W. Smith April 7, 1831 in New York City, NY (Source: Sawyer, Ray Cowen, 1895- ed., Marriages performed by the various mayors and aldermen of the City of New York as well as justices of the peace, ([New York?] 1854), 4, William W. Smith, City of New York, Guliesina Matilda Seaman, City of New York married April 7, 1831 at the City of New York by Walter Bowne, Esq. Mayor of the city of New York. Certificate filed April 30, 1831.). Notes for Guliema Matilda Seaman: Hinshaw's Quaker records: Guliema Matilda Seaman disowned Oct. 1831 [Flushing Meeting]. More About Guliema Matilda Seaman: Fact 3: 1828, age 19 living in Bethpage, Nassau Co., NY (Source: Fay, Loren V. Mr., Quaker Census of 1828: Members of the New York Yearly Meeting, The Religious Society of Friends..., (Rhinebeck, NY: Kinship Press, 1989), 182.)