Emmett McDowell

astroengineer n.	1947 E. McDowell Beyond the Yellow Fog in Planet Stories Spring 7/1 Gavin’s amusement gave way to misgivings. He was a special agent of the T.I.S. He had been assigned to the Jovian slave trade for two reasons. He wasn't known on Venus or Jupiter. But, more important, he had been an astro-engineer on a Tri-World ship before joining the T.I.S.