Devall Paul: Wartime Sound Reflectors above Hythe
Devall Paul: Wartime Sound Reflectors above Hythe
Devall Paul: Sound Mirror Demonstration Model
Devall Paul: Sound Mirror Info
Devall Paul: Sound Mirrors @ Denge Marsh
Devall Paul: Sound Mirrors @ Denge Marsh
Devall Paul: Sound Mirrors @ Denge Marsh
Devall Paul: Sound Mirror @ Abbot's Cliff
Devall Paul: Sound Mirror @ Abbot's Cliff
Devall Paul: Sound Mirror @ Abbot's Cliff
Devall Paul: Denge Marsh Mirrors
Devall Paul: Denge Marsh Mirrors
Devall Paul: Denge Marsh Mirrors
Devall Paul: Denge Marsh Mirrors
Devall Paul: Denge Marsh Mirrors
Devall Paul: Denge Marsh Mirrors
Devall Paul: Denge Marsh Mirrors
Devall Paul: Denge Marsh Mirrors
Devall Paul: Sound Mirror Model
Devall Paul: Sound Mirror model
Devall Paul: Sound Mirror on the Roughs
Devall Paul: Sound Mirrors on the White Cliffs.