diseases of the horse, united states department of agriculture 1923. originally issued in 1890 this book has been revised. it was originally written at a time when everyone had horses and depended on them for transportation and farming, the united states government kept this horse handbook current to the times. this book is the revised edition of 1923, many full color pages and black and white drawings. the book is without tears, markings or damage. both covers and the interior pages are fully bound and intact and the overall condition is good.