Keywords: J.G. Poppe Villa-Preetorius.jpg en Villa Preetorius Mainz nl Villa Preetorius Mainz http //libserv tudelft nl/tresor/books/Architectuur/De_Opmerker/dvd1/jrg22/mm0_00ce jpg Johann Georg Poppe 1837-1915 22 Ocrober 1887 publication PD-old De Opmerker Johann Georg Poppe Buildings in Mainz |