Researches on solar heat and its absorption by the earth's atmosphere a report on the Mount Whitney expedition This book, "Researches on solar heat and Its absorption by the earth's atmosphere a report on the Mount Whitney expedition", by S.P. Langley, is a replication of a book originally published before 1884. 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.