Symbolism, Imagery, Allegory
One of the most important items in Gemma's box is a man's ring. Looking at it closely, Becca finds an important clue: an inscription with "three letters and a date—JMP 1928." (4.96)
As it turns out, it's Josef Potocki's ring, and it has very special powers, serving as a special passport and visa all in one. Potocki was from a fancy family, so his ring was the World War II equivalent of Global Entry, helping Gemma skip the long lines at the airport when she arrived in the U.S.
It's incredible to think that a piece of jewelry was enough to grant you passage into another country back then, right? We've heard that customs officials have gotten a little more, er, strict about that sort of thing.