"Say!" Maben turned on him in mock fierceness, "I'm of a mind to kick you for overstunting on that plane wing. No use being too risky--just plain foolishness, that. But, kid," the aviator's habitually tense face relaxed into a boyish grin. "I'll say you made that come down O. K.,--all jake! An old-timer couldn't have done it prettier. Listen, I got a proposition I want to make you!"