THE ROBOT MEN OF BUBBLE CITY, by Rog Phillips Originally published in Fantastic Adventures, July 1949. Turlogh Hogan pressed the stud that raised the parabolic projector but of its recess in the hull of his ship. The second the light on the panel flashed on, signaling the projector was in operating position, he flicked the relay button that sent the ultra-high frequency current through its opposing coils.