2.1. Historical Building under Study

The historical burgher house selected for the investigation, with the inventory number 43 and also known as the Mariássy Palace or the patrician house, has a rich history. The building is one of the largest and historically most important burgher houses in Master Paul’s Square, Levoča, which falls under the strictest level of monument protection in Slovakia. The house is segmented into six main parts according to the diagram in Figure 2 [36,37].

Division of the analyzed building no. 43 into various segments (left), contemporary decoration of the main facade—view from Master Paul´s Square (right) [36].

The oldest building structures were realized in the 14th century. Since that period, the building has passed through a number of renovations and reconstructions. The results of detailed historical research that document the development phases of the building are illustrated in Figure 3.

Stylistic analysis and origin of the structures [37].

At present, building no. 43, part 43-A hosts the city gallery, part C serves for housing. The atrium parts 43-B1/a, 43-B1/b, 43-B2/a, 43-B2/b are currently unused. The last purpose of this part of the building was mainly for housing and storage space. The current state of building no. 43 in Master Paul´s Square is shown in Figure 4 [36,37].

Current state of building no. 43 in Master Paul´s Square, view from the square.