Toronto: Macmillan, 1910. Original green cloth, front cover lettered in black,spine lettered and decorated in gilt, with "Macmillan / Toronto" imprint in black. pp (xvi), 354, [4, Canadian ads], [2). Spine very lightly darkened, small dent to inner margin of front cover; yellowing to page edges; else a VG+ jcopy. Made from sheets of the US fifth printing, Feb., 1910.. Though there were Canadian issues from US first printings of many of London's books, there was no earlier Canadian issue for this title. This Canadian issue is not mentioned in either Woodbridge or Sisson & Martens, though it is not rare. A noted dystopian novel about workers overthrowing the "iron heel" of tyranny.