O. W. Richards

• Imms' Outlines of Entomology
• A General Textbook Of Entomology
• Imm's General Textbook of Entomology
• Imm's Outline of Entomology
• Imms' General Textbook of Entomology : Volume 2
• IMMS' General Textbook of Entomology : Volume I
• Imms' Outline of Entomology