Here are some details for several of the stamps: Thurn & Taxis (Southern District): 1 Kreuzer (Black on Light Green): Issued circa 1852, these were used in the Southern District of the private Thurn and Taxis postal service. 3 Kreuzer (Black on Gray-Blue): Circa 1853, featuring the characteristic numeral in a central circle. 6 Kreuzer (Black on Rose/Pink): Issued in 1852. Kingdom of Bavaria: 3 Kreuzer (Blue): Often referred to as the "Bayern Dreier," these were first issued in 1849. 9 Kreuzer (Green): Part of the "numeral in square" series (Quadratausgabe) issued between 1850 and 1858. Kingdom of Saxony (Sachsen): 3 Neu-Groschen (Brown): An 1863 issue featuring the Saxon coat of arms. Kingdom of Württemberg: 3 Kreuzer (Orange/Yellow): Issues from 1857-1863 often featured the Württemberg coat of arms and were sometimes printed with a silk thread in the paper. Austrian Empire: Coat of Arms Series: The yellow and green stamps in the middle row (left and center-right) resemble Austrian Empire issues where the Emperor's head was replaced by the coat of arms, such as the 1863 issues. this collection features rare and classic stamps from the Austro-Hungarian Empire dating primarily between 1850 and 1880. See pictures for more information.