(Hardback)

When Secret Agent X-9 premiered in January 1934, King Features could proudly boast that its new adventure strip was written by the world's most famous mystery writer - Dashiell Hammett, the man who virtually invented the hard-boiled detective in such novels as The Maltese Falcon, The Thin Man, and Red Harvest.

(Hardback)

Volume Four continues its break-neck pace as agent Phil Corrigan dives head first into ever more thrilling and outrageous adventures! Beginning on November 4th, 1974 and reproducing every gorgeously drawn strip until June 11th, 1977, each scanned from Al Williamson's own personal set of syndicate proofs - more than 800 strips in all!