Catalogue of 621 Stars
Catalogue of the Mean Declination of 981 Stars: Between Twelve and Twenty-Six Hours of Right Ascension, and Thirty Degrees and Sixty Degrees of North Declination, for January 1, 1875
Catalogue of the mean declination of 2018 stars between 0h to 2h and 12h to 24h right ascension, and 10 and 70 of north declination, for January 1, 1875
Mathematical teaching and its modern methods