TY - BOOK AU - Ernest Gray TI - Diseases of poultry : Their aetiology, diagnosis, treatment and control with a section on the normal anatomy and physiology of t U1 - 636.5089607 CY - London PB - Crosby Lockwood & Sons Ltd. N1 - Ernest Gray: Diseases of poultry : Their aetiology, diagnosis, treatment and control with a section on the normal anatomy and physiology of the fowl. London. Crosby Lockwood & Sons Ltd., 196=55.--(636.5089607GRA) ER -