This short library compiles a series of charters and letters issued by various princes of Wallachia, including Mircea I, Mihail I, Radu II, Dan II, Vlad II Dracul, Dan III, Vladislav II, and Vlad III Dracula. These texts outline customs duties, trade regulations, and the rights of Brașov merchants, aiming to protect them from unfair practices and ensure their ability to trade freely. The letters emphasize the importance of justice, fair treatment, and the consequences for those who violate these agreements. The historical context reflects the economic relations between Wallachia and the merchants of Brașov during the late medieval period.