She is married to Alfred MASON.
They got married in the year 1822 at Ellisburg, Jefferson, New York, USA, she was 22 years old.
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=114784053&pid=1602
Mary Polly Mason (born Cram)<br>Birth name: Polly Cram<br>Gender: Female<br>Birth: Oct 21 1799 - Floyd,New York<br>Death: Feb 6 1834 - Ellisburgh,Jefferson,New York<br>Parents: Francis Cram, Mary Molly Gustin<br>Husband: Alfred Mason<br>Children: Mary Mason, Luther Thomas Mason, Elizabeth 'Betsy" Twentyman (born Mason), Lodwick "Ludwig" Mason<br>Siblings: Zernah W Cram, Abigail Cram, Ambrose Cram, John S. Cram, Aaron O. Cram, Cynthia H Ransom (born Harlow), Eunice Harlow, Laura Harlow