This book comprises the first edition of a concise and detailed guide on oxy-acetylene welding. This text was originally designed as a school-book to be employed as a reference for shop practice, as well as indicating further lines of research. Complete with clear instructions and a plethora of helpful illustrations, this timeless antique text constitutes a great resource for those with little experience who are interested in oxy-acetylene welding and welding in general. The chapters of this book include: 'Apparatus', 'Operation', 'Shop Equipment', 'Apparatus Agencies', 'Welding of Cast Iron', 'Welding of Cast Iron', 'Welding of Cast Iron', 'Steel Welding', 'Aluminum Welding', 'Malleable Iron', 'Ocy-Acetylene Cutting', 'Carbon Burning', 'Glossary', and 'Index'. We are proud to be republishing this text here complete with a new introduction on the subject.