Recommended reading - A Man Called Spade (1944):

A Man Called Spade

By Dashiell Hammett.

Published by Dell.
First Edition.
Paperback.
First published 1944.
ASIN: B000JWUE5A

Description:

Collection of short stories by this master writer of the Sam Spade detective series. Introduction by Ellery Queen. Dell Mapback #90. Sam Spade is featured in five short stories. The original hard-boiled American detective is featured in this vintage mapback edition.