Photograph of a star field in the constellation of...
Photograph of a star field in the constellation of Cassiopeia using the astrographic telescope at the Paris Observatory, 1883
Photographic print showing a portion of the stars in the constellation of Cassiopeia [RA 0h 7m, Dec +29 degress]. Taken in November 1883 by the Henry brothers [Paul & Prosper] using an astrographic telescope at the Paris Observatory.