Plane astronomy Including explanations of celestial phenomena and descriptions of the principal astronomical instruments This book, "Plane astronomy Including explanations of celestial phenomena and descriptions of the principal astronomical instruments", by Alexander Ronald Grant, is a replication of a book originally published before 1850. 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.