Show Balloons to o Protect London From Airplanes r rw w rf 44 v t y S j. j k n r. r Y c i 7 I oar rrt-rn rrt rY rw ys s cn Balloons for the much-discussed much barrage for Cor the pro protection of London from the attacks of enemy aircraft are shown as they were tried out on the field for the Empire day demonstrations at Cardington England recently The TIle plan of British air strategists is to string heavy nets between the balloons as a means of trapping enemy airplanes and preventing Jre their appearance over London for Cor bombing forays |