Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Detailed account of the disappearance of Amelia Earhart

Spring .. 1937. A specially prepared, "State of the Art" Electra L-10e twin engine aircraft. Amelia Earhart and Fred Noonan attempting their flight around the world.A well detailed and documented book, by authors who worked with and know the limitations of the Electra L-10e. The exact route, written in a format easy to understand and follow. Amelia Earhart's disappearance has been researched by many, but Mr. Walter Roessler, Leo Gomez, and Gail Lynne Green have done an excellent job, if you "Really" want to know what happened in 1937.