A spectroscopic study of the spark spectrum in various gases at high pressure This book, "A spectroscopic study of the spark spectrum in various gases at high pressure", by William Ballantyne Anderson, is a replication of a book originally published before 1906. 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.