TY - JOUR T1 - Researches in Stellar Photography. 1. In Its Relation to the Photometry of the Stars; 2. Its Applicability to Astronomical Measurements of Great Precision JF - Proceedings of the Royal Society of London (1854-1905) VL - 41 SP - 195 EP - 212 PY - 1886/01/01/ UR - http://dx.doi.org/10.1098/rspl.1886.0087 M3 - doi:10.1098/rspl.1886.0087 AU - Pritchard, C. ER -