| vebuku.ch | Swiss Association of Antiquarian Book Sellers |
| ioba.org | Independent Online Booksellers Association |
| antiquemapdealers.com | International Antiquarian Mapsellers Association |
| abac.org | Antiquarian Booksellers' Association of Canada |
| abaa.org | Antiquarian Booksellers Association of America |
| antikvar.dk | Danish Antiquarian Booksellers Association |
| aba.org.uk | Antiquarian Booksellers Association |
| powells.com | Powell's Books - Used, New, And Out Of Print |
| bibliofind.com | Bibliofind |
| amazon.com | Amazon.com |
| ilabdatabase.com | www.ilabdatabase.com/ |
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