Bob Halstead is responsible for the discovery of several WWII wrecks in PNG. He is the author of several diving related books, including: Diving & Snorkeling Papua New Guinea.

P-38H Lightning Serial Number 42-66869
Discovered in 1981 off Basilaki Island, near Milne Bay

P-38F Lightning 42-12649
Discovered in September 2004 near Milne Bay