Conversation so far:
Did Agatha Christie describe what Agatha Christie's stereotypes were?
a small woman with a thick nose, henna red and a disagreeable voice".
How did she describe some of the men?
Hebraic men with hook-noses wearing rather flamboyant jewellery.
From what novel was that description?
in the first editions of the collection The Mysterious Mr Quin .

Question: How did she depict foreigners?
Self-contained rewrite: How did Agatha Christie depict foreigners?