I am looing for more info on as well as other sibling and ancestor's of john tyack b.1734 and wife christian thomas of corwall, camborne. they had a son Jonathan Tyack b. 1775 in camborne d. abt. 1840 married to jenefer, (anyone know last name or more?), and had a son John Tyack b. 1807 in camborne d. March 08, 1875 at Bellevue Hospital, 21 ward, New York, NY. wife Eliza Cock from Penzance whom had as i now so far 9 children and they Arrived on the "Lady Peel" atPort of New York 10/14/1848 from Penzance. ANY INFO ON MY FAMILY LINE WOULD BE APPRECIATED!