Conversation so far:
What scientific research did Marie Stopes do at the University of Manchester?
During Marie Stopes's time at Manchester, she studied coal and coal balls and researched the collection of Glossopteris.
Was Marie Stopes' research on coal ever published?
Marie Stopes went to Japan and explored coal mines for fossilised plants. She published her Japanese experiences as a diary.

Question: Did she prove the theory of Eduard Suess?
Self-contained rewrite: Did Marie Stopes prove the theory of Eduard Suess?