Top right: Cross-section through the chapel and the grypt
Down right: Cross-section of the chapel
1. Chancel, so-called "sanctum"
2. Icon
3. Figures of evangelists
4. Access to the grypt
5. Stone of lustration of the chapel
6. Model of the main castle
Top left: Drawing of the chapel from the west
Down left: Compendium of the grypt
1. Sarcophagus of Queen Katharina and King Wilhelm I. von Württemberg
2. Sarcophagus of Duchess Marie von Neipperg
3. Access to the grypt
4. Busts of the Kings Friedrich, Karl and Wilhelm II. von Württemberg