A handbook of double stars, with a catalogue of twelve hundred double stars and extensive lists of measures. With additional notes bringing the measures up to 1879
Bibliography: "Double stars, etc."; "The micrometer"; "Colours of stars": p.425-458 pt.l. Historical and descriptive of instruments and methods.--pt.2. On the calculation of the orbit of a binary star.--pt.3. The catalogue and measures.--pt.4. Bibliography Reproduction from digital master Available on demand as hard copy or computer file from Cornell University Library
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