This a cross section dating from 2002, showing all three levels of the Gartenhaus. The gallery is located on the ground floor, reached by 4 steps. The ceiling height is given as 3.40 m, the windows as 2.10m.
This plan from 2002 gives an idea of the gallery floor space. It measures approximately 50.5 m2, with a 9.12m front wall. This plan also shows the position of the four windows. A more detailed plan, with the back and side wall measurements will be available soon!