Isaac Cushman
a native of Waldoboro, ME, born c1805. He came to NB in 1825 and settled at Upper Nelson, Northumberland County. He was married in 1833 to Jane Benn born c1809 in Ireland, died 25 Mar 1892. She came to NB in 1827.

children mentioned were:
1) William Cushman b. c1836
2) Sarah A. Cushman b. c1838
3) Rebecca Cushman b. c1841.

PANB:MC80/2184 W.D. Hamilton’s Dictionary of Miramichi Biography.
See also 1851 Nelson Parish census records.