Walter Benjamin Harper

• The Utilization of Wood Waste by Distillation
• The Utilization of Wood Waste by Distillation; a General Consideration of the Industry of Wood Distilling, Including a Description of the Apparatus ... Chemical Control and Disposal of the Products
• Utilization of Wood Waste by Distillation; a General Consideration of the Industry of Wood Distilling, Including a Description of the Apparatus Used and the Principles Involved, Also Methods of Chemical Control and Disposal of the Products