Air Wonder Stories, Vol. 1, No. 7 (January 1930) (1930)
leaf 39
Then the tips of the bomber’s airfoils began to glow. Sparks leaped between the sphere gaps. As the current was gradually stepped up, the bomber seemed to be in the center of a hollow shell of pale blue fire. 614
Internet Archive · Public domain (published before 1931). Free to use for anything.
