Vintage 128 page mass market paperback titled THE RETURN OF JONGOR by Robert Moore Williams/ Popular Library, ISBN # 0-445-02511-5, First Printing (unstated), Copyright 1970 

Jongor was the hero of three novels by Williams. This second one was published in Raymond A. Palmer's Fantastic Adventures magazine's April 1944 issue. It had a cover by J. Allan St. John, and when Popular Library published it in paperback in 1970 Frank Frazzetta was the cover artist. What else could you need? Jongor was very much a pastiche of Burroughs' Tarzan, but had some fun and interesting twists.

With the help of Jongor, superhuman warrior of Lost Land, Ann Hunter has found her missing brother, Alan. Now Ann and Alan want to bring their mighty new friend, Jongor. back to civilization. But Jongor has received an urgent message from Nesca, beautiful queen of the Arklans. These strange and ancient creatures are in desperate trouble and need Jongor's help. Not realizing that Nesca's message is a trap set for him by his most dangerous enemies—the beast-men called Muros—Jongor sets off for the home of the Arklans, leading Ann and Alan into the hands of death ...

The book is complete and in VERY GOOD condition with some overall wear and off-white pages. Great Frank Frazetta cover art!