Well, see what I know! Corrections already!Samuel Denniston b. Drumnacross, Co. Longford, Ireland, 1772.Immigrated 1798 to New York State (from his brother, Edward's, old farmer's diary still in existence in Drumnacross).Eldest children born near Phelps, Ontario Co., NY, = their births undocumented so far as I know.Margaret (Denniston) Mains, Ramo, born 1812 in Geneva, Ontario Co., NY (per diary of her son, Robert Mains). This information is available at the Mains family tree website, "Descendants of Robert Mains." Margaret was a daughter of Sameul (1).Geneva is south and east of Rochester, NY.Phelps is just a little north of Geneva. Three other sources available, "Pioneer Families of Nankin Twp, Wayne Co., MI," which is a local researcher's project (just the facts).This family is well represented."The Junk Family History," Alexander Denniston's family tree w/photos! "A Midwestern Family" Henry Bell Denniston's family tree, with wonderful stories. Andrew and Henry Bell Denniston were brothers, sons of John & Margaret (Titchworth) Denniston.There is also another excellent family tree on the descendants of Samuel (2) & Rosanna/Susanna (Fenton) Denniston who lived in Calhoun Co., MI.Warning:Take into account some information is family lore and not verified by census or other hard data.We do the best we can with what we've got!