avon books equinox imprint first b-format p/b, not first p/b edition
sf rediscovery series #18
cover art by patrick woodroffe (credited)
cover price $2.25
160pp. including titles, indicia etc.
additional number-string 380-30387-225 on spine is not an sbn of any variety
no canadian cover price as not for sale in canada (penguin uk likely still held canadian p/b rights)
aka ''the judgement of eve'', q.v. (uk 1970 & ff.)