Notes: • "Published [...] in Panther Books 1969" • "Reprinted 1973, 1977", thus 3rd Panther printing • The artist is not credited, no visible signature on the artwork, credit from Goodfellow's site. • UK 65p, Canada $1.95, Australia $1.90, New Zealand $1.95 • There is a later printing, identical in every way except for the prices on the back which were overprinted on a black rectangle: UK 95p, Rep. of Ireland £1.04½, Australia $3.25, New Zealand $3.25