Title: A hero for Leanda
Description: This book had previously been incorrectly described as being Héros à vendre (a Hero for Leanda). Traduction française de Nicolète et Pierre Darcis (1954). 

This is not the French edition but an American paperback edition published by Lancer Books in 1965 as depicted in the accompanying cover illustration. The publication date was also wrong. The book was originally published in 1959 not 1954.
Subjects: Fiction, mystery & detective, general