For sale is a 1948 Planets of Adventure #4: The Red Witch of Mercury & The Beast-Jewel of Mars book. This is an vintage book and is a part of a series of science fiction novels.

Please note that this book is in used condition and has some wear and tear due to its age. The cover is torn and it may have loose pages and discoloration. It is a good idea to carefully look through the pictures before making a purchase.

This book is a great collectible item for those who are interested in vintage science fiction or for those who are fans of the Planets of Adventure series.