Note: This post contains spoilers for By The Pricking of My Thumbs!
Just some brief thoughts I had about three things in the story: the story's loose ends, Sir Philip, and the inscription on the tombstone Tuppence found.
Note: This post contains spoilers for The Secret Adversary!
During my reread of The Secret Adversary, I was once again made aware of the fact that we never know why Miss Prudence Cowley is called “Tuppence”. In the opening chapter of The Secret Adversary, Christie herself seems to tell us that she would not be giving us explanation:
…Miss Prudence Cowley, known to her intimate friends for some mysterious reason as ‘Tuppence.”