Seeking any info. on Silas S. MALLISON who was in Nassau, Rensselaer Co., NY in 1811 when his twins Nathan Silas and Lucy were born. His wife was Hannah E., possibly Native American - Mahican. They were living in Richmond, Berkshire Co., MA by 1813 - other children: Phebe, Cotral Fanning, possibly Norris. Would appreciate any help.