Slaves of Sleep has 206 pages.
Slaves of the Shinar has 429 pages.
Voyage of Slaves has 384 pages.
Fields of Sleep has 288 pages.
Troubled Sleep has 432 pages.
Newtons Sleep has 288 pages.
Hot Sleep has 309 pages.
Yellow Men Sleep has 343 pages.
Sleep No More - anthology - has 374 pages.
Dr. Seuss's Sleep Book has 56 pages.
While Mortals Sleep - book - has 272 pages.
Slaves of Sleep was created in 1948.
I don't know but i think the slaves on a plantation sleep in poo!