The collected mathematical Works of George William Hill Memoir No. 50. A New Theory of Jupiter and Saturn Astronomical, Papers of the American Ephemeris. Vol. IV. This book, "The collected mathematical Works of George William Hill Memoir No. 50. A New Theory of Jupiter and Saturn Astronomical, Papers of the American Ephemeris. Vol. IV", by George William Hill, is a replication of a book originally published before 1905. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.