The New Tom Swift Jr. Adventures "Tom Swift and the Captive Planetoid" By Victor Appleton II. Illustrated by Ray Johnson, published by Grosset and Dunlap, copyright 1967.
When weird masked raiders attack a United States spaceport, Tom's plan for his latest space exploration project are jeopardized. The project would launch astronauts on a newly sighted planetoid for an epic voyage around the sun. First, Tom must prove that his latest invention, the Duratherm Wing, can bring reentering spacecraft safely down to earth. A fiery mishap on the test flight leaves the young scientist-inventor being accused of masterminding the spacesport raid.
In the meantime, another small planet has been mysteriously captured by earth's gravity. On an expedition to the strange planetoid, Tom discovers a fantastic prize. But grim developments follow. The planetoid is sinking into the atmosphere and threatens the continent of North America with the most terrible catastrophe in history ! How Tom meets this challenge with high courage and scientific know how, and how he outwits his insidious enemies, will bring cheers from his worldwide legion of fans.
174 page hard cover book In excellent condition with no rips, tears, or writing. Nice pictoral cover with some shelf wear.