Facsim of: edition published London : Hutchinson, 1938.
Leaves vary in size ; some printed on both sides.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
The Malinsay massacre : a murder mystery by Dennis Wheatley. ISBN 090667140X. Published by Webb & Bower in 1981. Publication and catalogue information, links to buy online and reader comments.
