MALI (1967) Bovine pest treatment*. Set of 2 imperforate corner blocks of 4. Scott Nos 96-7, Yvert Nos 98-9.
AVAILABLE AT $40
U.S.A. (1952) Calf*. Veterinary medicine. Red meter cancellation on piece Pitney Bowes No 135657: "Sulmet saves animals."
AVAILABLE AT $20
U.S.A. (1953) Hen* eating from trough*. Red meter cancellation on piece Pitney Bowes No 172740: "Dr. Salsbury's Wormix for easy flock worming."
AVAILABLE AT $30