Kálmán Thaly was one of the most influential figures of late 19th century. He spent most of his life in Bratislava and Budapest. He was among the founders of The Hungarian Historical Society, and also the periodical Centuries.

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.

The literary hall deals with changes in the cityscape by parallel presenting the life and cult of Mihály Csokonai Vitéz. The exhibition space consists of three interconnected locations related to Csokonai - the Botanical Garden, the Memorial Garden and the Graveyard - these are displayed as an imaginary garden, which serves as a places for sitting and contemplation.