Catalogue de timbres-poste 2009 : Yvert & Tellier - Internet Archive
* Stamps. Catalog. Countries. Emissions. Formats. Printings. Perforations. Colors. Gums. Designers. Printers. Issuers. Watermarks. Yvert & Tellier stamp catalogues Europe Yvert Tellier Catalogue Pdf Download
These are often watermarked with your name and order number to prevent sharing. Catalogue de timbres-poste 2009 : Yvert & Tellier