IRVING, Don. Guide to Growing Marijuana in the British Isles and other cool climates.

(London): Hassle Free Press, 1978. First edition. 48-page booklet. Scarce first printing to this cool little guide. Begins by providing a brief historical introduction and a botanical overview before providing detailed growing and harvest advice. Illustrated with drawings by Pam Ellis and Cliff Harper. A very good plus copy in stapled wrappers.