Obtainer of Rare Antiquities. He's obsessed with the occult. Presently, there is a German archaeological dig going on in the desert outside of Cairo at Tanis. Staff of Ra. The Hebrews took the broken pieces and put them in the Ark.
Nobody knows where or when.
Ravenwood is the real expert. Abner did the first serious work on Tanis, collected some of its relics. It was his obsession really. Frankly, we're somewhat suspicious of Mr. Ravenwood. An American being mentioned so prominently in a secret Nazi cable.