1. | Mary C. Warren was born about 1817 in Shrewsbury, Worcester, Massachusetts, USA. Mary married Calvin Knowlton in Jan 1838 in Shrewsbury, Worcester, Massachusetts, USA. Calvin (son of Seth Knowlton, Dr. and Relief Howe) was born on 2 Jan 1817 in Shrewsbury, Worcester, Massachusetts, USA; died on 6 Mar 1880. [Group Sheet] [Family Chart] Children:
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