The Incongruous Spy: Two Novels of Suspense (1964), by John le Carré, is an omnibus edition of le Carré's first two novels Call for the Dead (1961) and A Murder of Quality (1962).
In 1964, The Incongruous Spy: Two Novels of Suspense was published, featuring John le Carré's first two suspenseful novels, Call for the Dead from 1961 and A Murder of Quality from 1962.