Geometrical drawing a collection of plates for practical use in elementary mechanical drawing This book, "Geometrical drawing a collection of plates for practical use in elementary mechanical drawing", by Ferdinand Friederich Hans Schraidt, is a replication of a book originally published before 1915. 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.