Classic 45: The Toys--A Lover's Concerto

Used - Containing everything amateur astronomers need to know, this title from "Patrick Moore's Practical Astronomy Series" features guidelines on the low-cost commercially made Schmidt-Cassegrain and Maksutov telescopes, what they will do and how to use them. It also offers sections on accessories, observing techniques, tips for cleaning and maintaining telescopes, and more.

Used - This new and revised version of The X-Planes contains a detailed and authoritative account of each U.S. X-designated aircraft. Each aircraft is fully described, and coverage of history, specifications, propulsion systems, and disposition are included in a logical, readable format. Complementing the text are more than 900 photographs, many of which have never-before been published.Each X-Plane is also illustrated by an accurate and detailed multi-view drawing, which also provides color sch