The exhibition at the National Museum in Wrocław presents the collection of seal stamps used to make the official seals of historical municipal offices, such as Office for Weights and Measures, Office for Cloth, Office for Wine and the Municipal Pawnshop, as well as vellum scrolls and a Baroque mechanical press. The collection of seal stamps shown in the exhibition originates from the historical municipal offices of towns such as Bolków, Bystrzyca Kłodzka, Chojnów, Czernina, Góra Śląska, Kowary, Mirsko on the river Kwisa, Środa Śląska, Świdnica, Świebodzice, Wołów as well as Wrocław itself. Some of the exhibits date back to the 15th century.