The art and practice of etching with directions for other methods of light and entertaining engraving This book, "The art and practice of etching", by Henry Thomas Alken, is a replication of a book originally published before 1849. 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.