21.
 |  | Title: On Time: How America Has Learned to Live Life by the Clock by Smithsonian Institution, Carlene E. Stephens ISBN: 0821227793 Publisher: Bulfinch Pub. Date: August, 2002 List Price: $45.00 Amazon.com Price: $31.50 |
22.
 |  | Title: A Brush with History : Paintings from the National Portrait Gallery by National Portrait Gallery Smithsonian Institution, Ellen G. Miles, Carolyn Kinder Carr, Ellen Gross Miles, Margaret C. S. Christman ISBN: 158465080X Publisher: University Press of New England Pub. Date: 01 January, 2001 List Price: $30.00 Amazon.com Price: $30.00 |
23.
 |  | Title: Feast Your Eyes: The Unexpected Beauty of Vegetable Gardens by Susan J. Pennington, Ann C. Easterling, Smithsonian Institution Traveling Exhibition Service ISBN: 0520235223 Publisher: University of California Press Pub. Date: 07 October, 2002 List Price: $29.95 Amazon.com Price: $20.37 |
24.
 |  | Title: Apollo 11 Box by National Air and Space Museum, Bob Craddock, National Air, Space Museum Smithsonian Institution ISBN: 0811837343 Publisher: Chronicle Books Pub. Date: October, 2003 List Price: $24.95 Amazon.com Price: $16.97 |
25.
 |  | Title: In the Spirit of Martin: The Living Legacy of Dr. Martin Luther King Jr. by Gretchen Sullivan Sorin, Nikki Giovanni, Gary Miles Chassman, Helen Shannon, Walter Leonard, Gary Chassman, Smithsonian Institution Traveling Exhibition Service, Jr. Center for Nonviolent Social Change Martin Luther King ISBN: 0965376656 Publisher: Tinwood Books Pub. Date: 09 January, 2002 List Price: $29.95 Amazon.com Price: $29.95 |
26.
 |  | Title: The Peacock Room: A Cultural Biography by Linda Merrill, Smithsonian Institution, Washington, D.C. Freer Gallery of Art ISBN: 0300076118 Publisher: Yale University Press Pub. Date: 01 December, 1998 List Price: $95.00 Amazon.com Price: $95.00 |
27.
 |  | Title: Native American Photography at the Smithsonian: The Shindler Catalogue by Smithsonian Institution, Paula Richardson Fleming ISBN: 1588341216 Publisher: Smithsonian Books Pub. Date: 01 June, 2003 List Price: $39.95 Amazon.com Price: $39.95 |
28.
 |  | Title: Every Four Years: The American Presidency by Smithsonian Inst Staff ISBN: 0393800059 Publisher: W W Norton & Co Pub. Date: 01 May, 1980 List Price: $21.95 Amazon.com Price: $15.37 |
29.
 |  | Title: Native American Expressive Culture by Akwe-Kon Press, Smithsonian Institution National Museum of the American Indian ISBN: 1555913016 Publisher: Fulcrum Publishing Pub. Date: 01 October, 1995 List Price: $17.95 Amazon.com Price: $15.26 |
30.
 |  | Title: Air and Space : The National Air and Space Museum Story of Flight by Smithsonian Institution, Andrew Chaikin ISBN: 0821226703 Publisher: Bulfinch Pub. Date: 01 May, 2000 List Price: $29.95 Amazon.com Price: $20.37 |