This insulator is a CD 134 embossed on the front dome with a number and on the crown; "W. BROOKFIELD 45 CLIFF ST. N. Y." This is the [160} listing in the book. It is a beautiful yellow green color. The insulator is in very nice condition with no chops or cracks and only 2 tiny wire ridge peck marks and a very tiny dome peck mark. A very nice displaying Brookfield piece. $175.00 plus shipping. PayPal friends or check. Email any questions. Thanks.