The wunderkammer (miracle chamber) evolved during the Renaissance from a collections consisting of former rarities and exotic objects. In addition, in a miracle chamber you could found minerals, unique plants, animals and valuable works of applied art, technological wonders, works of art, ethnic, religious and historical monuments, as well.

By the end of the 18th century, merchant families that controlled the economy also took roles in the leadership in the city. The new social elite was about to shape that regarded metropolitan bourgeoisie as their inspiration. In shaping the new cityscape builders who came from abroad played decisive roles.

The Mayor Dr. Emil Rotschnek, a pharmacist donated to the Free Royal City of Debrecen Museum the equipment and installations of the former Golden Unicorn Pharmacy.