Glass Animals & Figurines Paperback Guide Book by Debbie & Randy Coe. This reference book has

over 950 beautiful color photographs of American glass animals, fish, birds, mammals, and people figurines dating from 1876 to the present. Major manufacturers shown include Cambridge, Fenton, Heisey, Imperial, Paden City, New Martinsville, Westmoreland, and others. A wide spectrum of colors and shapes are displayed, their beauty enhanced by exhaustive research.  This is a great source for glass collectors or for reference.  

Selling as seen, a nice book for glass collectors and identifying pieces.