William Arthur Hagan

1893 – 1963

• Microbiology and infectious diseases of domestic animals
• Hagan and Bruner's Infectious diseases of domestic animals
• Hagan's Infectious diseases of domestic animals
• A laboratory manual in general
• Hagan and Bruner's microbiology and infectious diseases of domestic animals
• The infectious diseases of domestic animals
• The infectious diseases of domestic animals, with special reference to etiology, diagnosis, and biologic therapy