11.
 |  | Title: Small Inventions That Make a Big Difference (Books for World Explorers Series 5, No 2) by Joseph H. Bailey, Donald J. Crump, John Huehnergarth, National Geographic Society (U.S.) ISBN: 0870445030 Publisher: National Geographic Pub. Date: January, 1984 List Price: $12.50 Amazon.com Price: $12.50 |
12.
 |  | Title: Beyond Earth: Mapping the Universe by David Devorkin, National Geographic Society (U.S.), National Geographic Society ISBN: 0792264673 Publisher: National Geographic Pub. Date: March, 2002 List Price: $40.00 Amazon.com Price: $40.00 |
13.
 |  | Title: Touring America Seventy-Five Years Ago: How the Automobile and the Railroad Changed the Nation: Chronicles from National Geographic (Cultural & Geographical Exploration Series/Chronicles from National geograpHic) by Arthur Meier Schlesinger, Fred L. Israel, National Geographic Society (U.S.), National Geographic Society, Fred L. Asrael ISBN: 079105098X Publisher: Chelsea House Pub (Library) Pub. Date: March, 1999 List Price: $21.95 Amazon.com Price: $21.95 |
14.
 |  | Title: National Geographic's Guide to America's Historic Places by Michael Lewis, National Geographic Society (U.S.) Book Division, Thomas Schmidt, National Geographic Society ISBN: 0792234146 Publisher: National Geographic Pub. Date: April, 1997 List Price: $24.00 Amazon.com Price: $24.00 |
15.
 |  | Title: Warrior Artists: Historic Cheyenne and Kiowa Indian Ledger Art by Herman J. Viola, Zotum, George Horse Capture, Making Medicine, George P. Horse Capture, Joseph D. Horse Capture, National Geographic Society (U.S.), Making Medicine, George P. Horse Capture ISBN: 0792273702 Publisher: National Geographic Pub. Date: May, 1998 List Price: $35.00 Amazon.com Price: $35.00 |
16.
 |  | Title: Historical Atlas of the United States by National Geographic Society (U.S.) ISBN: 0870449710 Publisher: National Geographic Pub. Date: June, 1993 List Price: $16.00 Amazon.com Price: $16.00 |
17.
 |  | Title: Alaska's Magnificent Parklands by Tom Melham, National Geographic Society (U.S.) Special Publications Division, Donald J. Crump ISBN: 0870444425 Publisher: National Geographic Pub. Date: June, 1984 List Price: $6.95 Amazon.com Price: $6.95 |
18.
 |  | Title: Our Threatened Inheritance: Natural Treasures of the U.S. by Ronald M. Fisher, James P. Blair, National Geographic Society (U.S.) Special Publications Division ISBN: 087044512X Publisher: National Geographic Pub. Date: June, 1984 List Price: $19.95 Amazon.com Price: $19.95 |
19.
 |  | Title: Mongolia: The Legacy of Chinggis Khan by Patricia Berger, Terese Tse Bartholomew, Heather Stoddard, James Evert Bosson, Asian Art Museum of San Francisco, Denver Art Museum, National Geographic Society (U.S.), Morris Rossabi, Lewis Lancaster, Therese T. Bartholomew ISBN: 0500237050 Publisher: Thames & Hudson Pub. Date: September, 1995 List Price: $60.00 Amazon.com Price: $60.00 |
20.
 |  | Title: Renaissance Maker of Modern Man: Maker of Modern Man (Story of Man Library) by Kenneth Meyer Setton, National Geographic Staff, National Geographic Society (U.S.) ISBN: 0870440918 Publisher: National Geographic Pub. Date: June, 1970 List Price: $11.95 Amazon.com Price: $11.95 |