Ace Double D-497 Wandl The Invader, Ray Cummings / I Speak for Earth, Woolcott Classic example of the golden age of pulp science fiction, an Ace Double Novel Book. These are collectible for the art work alone. Wandl the Invader by Ray Cummings, flip side I Speak for Earth by Keith Woodcott. Outstanding condition, fine copy, with pliable paper, and only light crease and scuff lines on spine. From my personal collection of many years, I am downsizing in retirement. p Lot ID: aced497-20130605. I always combine shipping to cost based on materials and postage for weight of the lot. If you have any questions, contact me before paying Who Am I: My name is Ronald D. Edge. I live and work in Bloomington, IN, United States. I am a member of the American Philatelic Society, # 204787. I collect antique stamps, comics, and books. I am a retired computing technology and support IT director and database programming professional in real life. Having retired in Spring of 2011, I am enjoying devoting more time to stamps and other hobbies and interests.