2019 Observer's Handbook

Published annually for over 100 years by the Royal Astronomical Society of Canada, the Observer's Handbook has become the must-have reference book for people interested in astronomy and the standard North American reference for data on the sky.
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Whether you are a professional or amateur astronomer, educator, camper, science writer, Scout and Guide leader, or just interested in astronomy, this annual must-have book is designed for you. The over 350-page guide includes comprehensive information about upcoming astronomical events and references.

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