G-513 MY Charlotte Armstrong Lewi (as Charlotte Armstrong) Then Came Two Women / Catch As Catch Can (1965) G-518 MY Helen Reilly Follow Me / The Opening Door (1965) G-519 MY Elisabeth Sanxay Holding The Old Battle Axe / The Obstinate Murderer (1965) G-521 MY Charlotte Armstrong Lewi (as Charlotte Armstrong) Mischief / The Better To Eat You (1965) G-523 MY Ursula Curtiss The Forbidden Garden / Hours To Kill (1965) G-524 MY Elisabeth Sanxay Holding Who's Afraid? / Widow's Mite (1965) G-525 MY Dana Lyon The Tentacles / Spin The Web Tight (1965) G-526 MY Charlotte Armstrong Lewi (as Charlotte Armstrong) The Mark Of The Hand / The Dream Walker (1965) G-528 MY Helen Reilly Certain Sleep / Ding Dong Bell (1965) G-529 MY Dorothy Miles Disney Unappointed Rounds / Mrs. Meeker's Money (1965) G-530 MY Elisabeth Sanxay Holding The Unfinished Crime / Net Of Cobwebs (1963) G-531 MY Helen Reilly Not Me, Inspector / The Canvas Dagger (1965) G-533 MY Charlotte Armstrong Lewi (as Charlotte Armstrong) The Black-Eyed Stranger / The One-Faced Girl (1965) G-534 MY Elisabeth Sanxay Holding Kill Joy / Speak Of The Devil (1965) G-535 MY Dana Lyon The Lost One / The Frightened Child (1965) G-539 MY Hilda Lawrence Duet In Death: Composition For Four Hands / Duet In Death: The House (1965) G-543 MY Mildred Davis The Dark Place / They Buried A Man (1965) References Ace Image Library. Contains images of most covers for the doubles in all genres, as well as many of the single titles. Bookscans. Contains numerous images of the Ace covers. The following reference has not been seen but covers the Ace Doubles: Jaffery, Sheldon Double Trouble: A Bibliographic Chronicle of Ace Mystery Doubles'', Starmont Popular Culture Series no. 11, Borgo Press, 1987. . Mystery Double Ace