This Italian 5 centesimi biglietto postale (postal letter card) from 1906 features an indicium of King Victor Emmanuel III printed in green. The card is perforated...

This 2½ Schilling green stamp from Hamburg was issued in 1864, prior to the city's integration into the North German Confederation. Featuring a bold numeral design...

This iconic 3 Kreuzer red stamp, issued by the Kingdom of Bavaria in 1850, holds the distinction of being the first postage stamp released in any...

This 1 Kreuzer yellow stamp from the Kingdom of Bavaria was issued in 1862 as part of the classic numeral series. The ornate design features the...

This striking miniature sheet from the Yemen Arab Republic features a 15 Baisa airmail stamp with a detailed emblem of Yemen, flanked by national symbols and...

This used 9 Kreuzer green stamp from Bavaria belongs to the 1862 numeral series. It features a large central "9" with intricate background patterns and the...

This 9 Kreuzer brown stamp from the Kingdom of Bavaria, issued in 1862, features the ornate numeral design typical of the period. Notably, the inscription "FRANCO"...

This 3 Kreuzer blue stamp from Bavaria, issued in 1867, is part of the classic numeral series featuring a bold central "3" flanked by “BAYERN,” “KREUZER,”...

This 6 Kreuzer stamp from the Grand Duchy of Baden, issued circa 1860, features the intricate Baden coat of arms supported by griffins under a crown....

This classic 3 Kreuzer red stamp from the Kingdom of Bavaria, issued in 1862, is part of the imperforate "Numeral" series. It features a central ornate...

This 9 Kreuzer green stamp from the Kingdom of Bavaria, issued in 1867, belongs to the classic imperforate numeral series. It features the ornate numeral "9"...

This classic 1 Kreuzer rose-red stamp from the Kingdom of Bavaria, issued in 1862, is part of the early numeral series printed on unwatermarked paper. Featuring...