Griffin House, Toronto, 1977, 1^st.  ISBN 0-88760-091-3.  Hard cover, 160 pages including Notes, Bibliography, and Index.  Very good; sound binding, light edge wear.  Dust jacket has light edge and cover wear; age toning/spots.  Interior clean and unmarked; illustrated in colour and black & white.  ‘... describes the changing strategic and tactical operations of the bomber from the days of ballooning to the present day.  It is a role that has always been significant, but often different from that predicated – surprisingly effective at sea, but unexpectedly limited in the Korean and Vietnam conflicts.’ (from front flap)