Modern practice of the electric telegraph. A handbook for electricians and operators This book, "Modern practice of the electric telegraph. A handbook for electricians and operators", by Frank L. Pope, is a replication of a book originally published before 1869. 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.