In the 1850 US Census for Pomfret, Chatauqua County, New York the family of Sheldon Barnum was enumerated as follows:
Dwelling #206, Family #207
Sheldon Barnham, 40, M, Tinsmith, b. Connecticut
Almira Barnham, 35, F, b. Ohio
Mary E. Barnham, 9, F, b. New York
Jane Barnham, 7, F, b. New York
Delia Barnham, 4, F, b. New York
Clarra [sic] Barnham, 1, F, b. New York
Mary Shay, 16, F, b. Ireland
Lydia Burnham [sic], 19, F, b. New York
Walter French, 20, M, Engineer on N.E.R.R., b. New York
Hester French, 25, F, b. New York
Risley French, 22, M, Grocery keeper, b. New York
George Parker, 21, m, Tin & coppersmith, b. New York