The arc-spectra of the elements boron, beryllium, germanium, platinum, osmium, rhodium, ruthenium and palladium This book, "The arc-spectra of the elements boron, beryllium, germanium, platinum, osmium, rhodium, ruthenium and palladium", by Robert Richardson Tatnall, is a replication of a book originally published before 1896. 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.