Seargent david (53 Ergebnisse)

Zustand: Very Good. Very Good condition. Good dust jacket. A copy that may have a few cosmetic defects. May also contain light spine creasing or a few markings such as an owner's name, short gifter's inscription or light stamp.

Zustand: Good. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Zustand: Good. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Zustand: Good. Former library copy. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Includes library markings. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

Hardcover. Zustand: Very Good. No Jacket. Missing dust jacket; May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.

Zustand: Very Good. Former library copy. Pages intact with possible writing/highlighting. Binding strong with minor wear. Dust jackets/supplements may not be included. Includes library markings. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good.

hardcover. Zustand: Fine. 2nd prt. 8vo, 234 pp. Fine copy in nearly fine dust jacket. Illus. with photos (illustrator).

Paperback. Zustand: Very Good. 2011. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

Zustand: Good. Good condition ex-library book with usual library markings and stickers.

Paperback. Zustand: Very Good. 1st Edition. 2nd Printing. 2008. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

Zustand: Very Good. 1st Edition. Former library copy. Pages intact with possible writing/highlighting. Binding strong with minor wear. Dust jackets/supplements may not be included. Includes library markings. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good. …

Zustand: New. This is a Brand-new US Edition. This Item may be shipped from US or any other country as we have multiple locations worldwide.

Zustand: Used. pp. 282 Illus.

Zustand: Used. pp. 282.

Paperback. Zustand: Brand New. 296 pages. 8.00x5.00x0.75 inches. In Stock.

Zustand: New. In.

Zustand: New. In.

Zustand: New. In.

Zustand: New. In English.

Zustand: New. In.

Softcover. Zustand: Gut. 287 S. Ex-library with stamp and library-signature in good condition, some traces of use. C-01025 9783319107370 Sprache: Englisch Gewicht in Gramm: 550.

Zustand: New. In English.

Paperback. Zustand: Brand New. 304 pages. 9.00x6.10x1.10 inches. In Stock.

Paperback. Zustand: Brand New. 279 pages. 9.25x6.00x0.50 inches. In Stock.

Paperback. Zustand: Brand New. 2012 edition. 375 pages. 9.25x6.10x0.89 inches. In Stock.

Paperback. Zustand: Brand New. 1st edition. 280 pages. 9.25x5.75x0.75 inches. In Stock.

Paperback. Zustand: Brand New. 2015 edition. 272 pages. 9.00x6.00x0.75 inches. In Stock.

Zustand: New. In.

Paperback. Zustand: Brand New. 284 pages. 9.25x6.25x0.75 inches. In Stock.

Taschenbuch. Zustand: Neu. Druck auf Anfrage Neuware - Printed after ordering - In these days of computers and CCD cameras, visual comet observers can still contribute scientifically useful data with the help of this handy reference for use in the field.Comets are one of the principal areas for productive pro-amateur collaboration in astronomy, but findingcomets requires a different approach than the observing of more predictable targets. Principally directed toward amateur astronomers who prefer visual observing or who are interested in discovering a new comet or visually monitoring the behavior of known comets, it includes all the advice needed to thrive as a comet observer.After presenting a brief overview of the nature of comets and how we came to the modern understanding of comets, this book details the various types of observations that can usefully be carried out at the eyepiece of a telescope. Subjects range from how to search for new cometstovisually estimating the brightness of comets and the length and orientation of tails, in addition to what to look for in comet heads and tails. Details are also given of 20 periodic comets, predicted to return between the years 2017 and 2027, that are expected to become suitable targets for visual observing, in addition to information on a famous comet potentially visible each year and subject to great outbursts of brightness.…