The Case Of The Missing Lady
Written by
Agatha Christie
Copyright 1929
[Arthur Conan Doyle's Sherlock Holmes] "Having proved their deductive talents to the famous explorer Gabriel Stavansson, Tommy and Tuppence are entrusted with a new investigation: discovering the whereabouts of his elusive fiancé."
First published in the Oct. 15, 1924 issue of The Sketch and then in the May 1928 issue of Hutchinson's Adventure & Mystery Story Magazine. 7th story in the collection .