The Masters of Sleep

Note! The Masters of Sleep was first published in a magazine in 1950. It was first published in book format in the omnibus edition Slaves of Sleep & The Masters of Sleep in 1993.

In this milestone sequel to Slaves of Sleep, Jan Palmer finds himself in possession of the "Two World Diamond", a talisman more powerful and dangerous than anything any human has seen before – and the key to his becoming master of day and night.