Type 501 pillbox by , KilroyTrip 1 See on map A photo s?? Type 501 pillbox located at 12-13 Rue Maurice Genevoix, 29200 Brest in the heart of a housing estate. Type 501 pillbox located at 12-13 Rue Maurice Genevoix, 29200 Brest in the heart of a housing estate. Read Route Tags : bunker brest atlanticwall murdelatlantique bretagne