Discovered by FATB
David Mason Books
Rare and antiquarian bookseller in Toronto, ON, Canada
A Toronto rare and antiquarian bookseller on Adelaide Street West, a member of ILAB and the Antiquarian Booksellers' Association of Canada.
Why FATB discovered it: Member, Antiquarian Booksellers' Association of Canada (ILAB affiliate) - Antiquarian Booksellers' Association of Canada (ABAC)
Discovery is not verification.