Cover image not available
Originally published under the name Herman Cyril McNeile: London: Hodder and Stoughton, 1923.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
The dinner club by Sapper. ISBN 0850464560. Published by Lythway Press in 1973. Publication and catalogue information, links to buy online and reader comments.