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Astrographic catalogue, 1900.0 Rectangular co-ordinates and diameters of star images, from photos. taken and measured
- "Astrographic catalogue, 1900.0 Rectangular co-ordinates and diameters of star images, from photos. taken and measured"@en
- "Astrographic catalogue, 1900.0. Rectangular co-ordinates and diameters of star images, from photos. taken and measured"