Mary was born about 1812.
Mary was listed in the 1850 Census. 
Mary Gayman ... She passed away about 1904.
Gehman, Anna M. ""The Gehman-Gayman Family History"" A Biographical and Genealogical History of the Descendants of Christian Gehman from the Time of His Arrival in Pennsyl- Vania down to the Seventh Generation. https://archive.org/stream/gehmangaymanfami00gehm/gehmangaymanfami00gehm_djvu.txt. published in print 1954
Kelker Compilation-Harrisburg, PA - Dauphin Co. 3 vols.
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Mary is 21 degrees from Johnny Cash, 17 degrees from Patsy Cline, 28 degrees from Gordon Kirkpatrick, 38 degrees from Ruby Hunter, 31 degrees from Reg Lindsay, 24 degrees from Don Messer, 30 degrees from Charley Pride, 24 degrees from Hank Williams, 23 degrees from Tammy Richie and 22 degrees from Laura DeSpain on our single family tree. Login to find your connection.