Pseudonym of William Roos and Audrey Kelley Roos
NOTE: These are only this author's Dell Mapbacks. Books published under other publishers and imprints are not included.
|Cover||Dell Number||Title||Copyright Date||Genre|
|56||The Frightened Stiff||1944||Mystery|
|106||Made Up to Kill||1946||Mystery|
|155||Sailor, Take Warning!||1947||Mystery|
|266||Ghost of a Chance||1948||Mystery|
|398||Murder in Any Language||1950||Mystery|