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  1. 1
    Touring the universe through binoculars : a complete astronomer's guidebook

    Touring the universe through binoculars : a complete astronomer's guidebook by Harrington, Philip S.

    Published 1990
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  2. 2
    Eclipse! : the what, where, when, why, and how guide to watching solar and lunar eclipses

    Eclipse! : the what, where, when, why, and how guide to watching solar and lunar eclipses by Harrington, Philip S.

    Published 1997
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