{"product_id":"44472","title":"Popp, I., Routes and transit stamps of cross-border po...","description":"\u003cp\u003e Popp, I., Routes and transit stamps of cross-border mail from Poland to Prussia and western countries, Appendix: Convention between Prussia and Poland of April 15, 1827, Postal History and Old Letters Issue, 87\/1987, 81 pages with supporting images. Also contains a very interesting 'Overview of the postal connections between Prussia and Poland'. #44472\u003c\/p\u003e","brand":"philabooks","offers":[{"title":"Used - Good","offer_id":49828201169213,"sku":"44472","price":12.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/7704\/0445\/files\/44472-00.jpg?v=1737463606","url":"https:\/\/philabooks.com\/en\/products\/44472","provider":"Philabooks","version":"1.0","type":"link"}