Columbia subject headings:
Antiquarian booksellers--Canada--Directories.
Book collecting--Canada--Handbooks, manuals, etc.
Book collecting--Canada.
Book industries and trade--Canada--Directories.
Rare book libraries--Canada--Directories.
Rare books--Canada--Handbooks, manuals, etc.
Rare books--Collectors and collecting--Canada.
Harvard subject headings:
Antiquarian booksellers--Canada--Directories.
Book collecting--Canada.
Book industries and trade--Canada--Directories.
Rare books--Canada--Bibliography.
Rare books--Collectors and collecting--Canada.
Princeton subject headings:
Antiquarian booksellers--Canada--Directories.
Book collecting--Canada.
Book industries and trade--Canada--Directories.
Rare books--Collectors and collecting--Canada.