Sheep. Wyoming What Congressional renewal of Wool Act of 1954 means to Wyoming and Colorado sheepmen. Post s 21, 1958 p.2AA Wyoming sheep loss from predatory animals put at ?S3 million 1965 1966 . Post D 14, 1967 p.71 "Lamb factory" readied at Wheatland, Wyoming. Y-O Ranches, Ltd. to be purebred commercial feeding-slaughtering ing processing marketing complex. Post Je 24, 1973 p.8E