Books by Hartwig, Dr. G.,Click here for all books by Hartwig, Dr. G., available for purchase on-line. THE TROPICAL WORLD Aspects of Man and Nature in The Equatorial Regions of the Globe by Hartwig, Dr. G., listed for sale on Bibliophile Bookbase. Click here for full details and on-line purchase. Bibliophile Bookbase lists over 5 million books, maps and prints including livres rares, collectables, libri antichi, out of print books and fine bindings. Bibliophile Bookbase for antiquarian books, maps and prints. |