First Printing. Ace Science Fiction Classic F-194. A good+ copy, pages have browned some but not enough to show up in the photos. The text follows that of the first hardcover book edition originally published in 1932. Cover illustration by Roy Krenkel, Jr. ; Small octavo; 222 pages. Roy Krenkel, Jr is one of the most famous illustrators of this genre and also won the Hugo Award for Best Professional Artist. Many people the books he illustrated mainly for his artwork. SHIPS FREE VIA MEDIA MAIL