Delve into the gripping pages of 'The Mystery Mission' by Sydney Horler, a treasured addition to any thriller aficionado's collection. Published in 1935 by Hodder & Stoughton Yellow Jacket, this hardcover edition promises to be a durable companion for your literary journeys. The story unfolds in English, offering an immersive experience for readers who appreciate the finesse of the genre. "The Mystery Mission" stands out with its enthralling narrative and masterful craftsmanship by renowned author Sydney Horler. It is a perfect title for those who relish the thrill of suspense and the satisfaction of a well-crafted plot. Whether for the seasoned collector or the casual reader, this book is poised to provide an engaging escape into the realms of mystery and adventure.