Henry Stevens: The Karl Schappeller device
from: http://www.missilegate.com/rfz/schappellerchapter4b.htm
The Karl Schappeller Device
Was the Schappeller device an engine used in German field propulsion saucers? This is a possibility. Because so littlehas been reported about this device in the English language, the following is a report describing Karl Schappeller and his device in some detail.