Throughout the 1940s, Long would write a total of seven Liz Parrott novels, all published by Duell, Sloan & Pearce under the Bloodhound Mysteries imprint.
[3] When the reader first meets Louise "Liz" Boykin, she is living in Brooklyn Heights on a shoestring budget, trying to find her way in the world.
[5] Manning Long's books were positively received by The Saturday Review and The New Yorker, with critics singling out her writing style and characters wit and humour.
[7] Today the Liz Parrott books, still garner praise and affection from reviewers and connoisseurs out-of-print detective fiction,[1] including the Crime Writer and athonlogist Bill Pronzini.
Of the many dozens of mystery writers working under the Bloodhound imprint, Long was published more frequently by Duell, Sloan and Pearce than any other, except Dorothy B. Hughes and Lawrence Treat.
Her husband Peter Wentworth Williams (June 30, 1911 – May 31, 1970) studied at the Art Students League in New York City and worked as a ceramics designer/manufacturer.