An array of aviation memorabilia, artifacts, and relics from the National Air and Space Museum collection offers an offbeat history of aviation that includes such treasures as George Washington's letter on American ballooning, Amelia Earhart's personal belongings, crockery salvaged from the wreckage of the Hindenburg, and the NASA Space Shuttle Enterprise. 12,000 first printing.

An illustrated survey of planet Earth and its characteristics, features, and processes explains how creatures interact in diverse ecosystems, the planet's efficient recycling systemes, weather phenomena and seismic activity, and more.