Observations of Comets d 1885 (Fabry) ; e 1885 (Barnard) ; c 1886 and Brooks I. 1886, made at Sydney Observatory with the 11$\frac{1}{2}$ inch Refractor and Filar Micrometer | Zendy

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Observations of Comets d 1885 (Fabry) ; e 1885 (Barnard) ; c 1886 and Brooks I. 1886, made at Sydney Observatory with the 11$\frac{1}{2}$ inch Refractor and Filar Micrometer

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