@misc{Gould_Benjamin_Apthorp_Photographic_1897,
 author={Gould, Benjamin Apthorp},
 address={Lynn, Mass.},
 howpublished={online},
 year={1897},
 publisher={The Nichols Press - Thos. P. Nichols.},
 language={eng},
 language={spa},
 title={Photographic observations of star-clusters},
 keywords={star photographic catalogue, photographs of cluster stars},
}