Science wiz, Ray Cummings, wrote a handful of stories featuring Science Detective Doctor Feathers and his daughter Kit for Popular Detective and later Crack Detective.
Popular Detective , September 1936
A SHOT IN THE DARK
A Dr. Feather Story
by Ray Cummings
Author of “Fatal Timepiece,” “Death Arrow,” etc.
An Ingenious Detective Finds the Fatal Chord in a Fugue of Death!
3400 Words
Popular Detective , December 1937
MURDER IN THE FOG
A Dr. Feather Story
by Ray Cummings
Author of “Death Under the Microscope,” “Death Arrow,” etc.
Dr. Feather Tries to Prove You Can “Set a Thief to Catch a Thief”
4200 Words
Popular Detective, January, 1938
THE DEAD MAN LAUGHS
A Dr. Feather Story
by Ray Cummings
Author of “Murder in the Fog", “Death Under the Microscope,” etc.
—as a Scientific Sleuth Tackles the Riddle of A Mysterious Fire!
3400 Words
Crack Detective, September 1943
CLUE IN CRIMSON
A Dr. Feather Story
by Ray Cummings
Author of "The Dawn Came Clear", "Beau Brummel Murder," etc.
A tiny spot of blood was the only positive clue to the identity of Clark Douglas' murderer— but Dr. Feather knew how to make that bloodspot talk!
4200 Words
This edition includes the illustrations from the stories, plus a gallery of Popular Detective pulp covers that feature stories by Ray Cummings.