| Not only were there giant sound mirrors, but there was a smaller sound locator. Here is a photo of one in action and is taken from the book, Military Science Today By Lt Col Donald Portway RE from 1940
__________________ WWW.Warfaretoday.com
HSL130 picking up the crew of a downed Halifax 
Et tantis pretis constitutis plures Macropodidas in hae caupona minime videbis
|