A 'Secret Index' of investment-worthy autographs, you say? Yes, and it has produced a 14.84% return per year since 2000.
Book Dealer: Antiquarian & Rare
Specializing in uncommon and out-of-print books in archaeology, ethnography, and (more)
Book Dealer: Antiquarian & Rare
(707) 975-5062
Specializing in Books, Maps, and Ephemera on Exploration, Polar Regions, Western (more)
Book Dealer: Antiquarian & Rare
(917) 992-8343
Signed Editions, First Editions, Antiquarian Books. Online auctions: