Williamson, Mary Cornelius (Thompson), Mrs, 1867–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2353720A
- pdbooks.info ID: 181715
Mrs Mary Cornelius (Thompson) Williamson Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Our William Thompson of Ireland and Pennsylvania and some descendants | 1941 | Author | |  | |  | | 
| |