Why a boy should learn a trade the workman as a citizen, reward for skill and energy This book, "Why a boy should learn a trade the workman as a citizen, reward for skill and energy", by Peter Madsen Kling, 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.