FERGUSON TO-20, TO-30, TE-20, TEA-20, TEF-30 & MORE TRACTOR FACTORY REPAIR SHOP & SERVICE MANUAL On CD 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953