RARE VINTAGE VERICHRON 31 DAY WALL OR MANTEL CLOCK. NICE CABINET, GLASS FRONT. MOVING THRE PENDLUM IT WILL SWING SHORTLY THE STOP. MINUTE HAND IS MOVING PENDLUM. CLOCK IS WOUND TIGHT. i KNOW NOTHING ABOUT THESE. CAME FROM AN ESTATE SALE.  MEASURES ABOUT 20.5 IN TALL, 12.5 WIDE AT BASE, 5.5 IN DEEP.