Bibliografía (7 obras)
Pratts pointers on cows, sheep and hogs, including their care, feeding, housing and diseases
1911
Pratts poultry pointers
Pratts pointers on the horse, including breeding, raising, training, feet, feed, stabling, diseases, etc
1905
Pratts poultry pointers ...
Pratt's pointers on cows, sheep and hogs, including their care, feeding, housing and diseases
1898
Pratts pointers on the horse : including breeding, raising, training, feet, feed, stabling, diseases, etc., etc. ...
1892
