The Case of the Smoking Chimney x 5

1943  Morrow hardcover

1950 Pocket reissue

2nd book with Gramps Wiggins

cover art by Wayne Blickenstaff

1961 Pocket reissue – cover art by Charles Binger

better image than previously posted

1963 Horwitz edition from Australia

1963 British edition from Penguin

cover art by Sheila Perry

1958 Avon reissue – cover art by Robert Maguire

1958 Avon paperback original

republished in 1968 by Walker as A Whiff of Death, Asimov’s preferred title

1968 Walker hardcover reissue

1970 Sphere edition from the UK

1953 Dell reissue – cover art by Len Oehmen

1942 Dodd Mead hardcover

1953 Dell reissue

cover art by Len Oehmen

better image than previously posted

3rd in the witty and sophisticated series with amateur sleuths Jeff and Haila Troy. “Kelley Roos” was a pseudonym for the husband-and-wife writing team of Audrey Kelley Roos and William Roos