Danger: Women At Work by Kevin O’Hara (Sydney Walter Martin “Marten” Cumberland) (John Long Limited, 1958). #DangerWomenAtWork #KevinOHara #1950s #books #book #coverart #cover #artwork #crime #MYSTERY #thriller #thrillers #thrillerbooks #JohnLongLimited #dustjacket #dustwrapper #hardback #hardcover