1900 OR VERY CLOSE BY SERIAL NUMBER. MADE BY WILSON WARDEN CO. A Mahagony Barograph / Stormograph. IT’s WORKING. 3155 39/48 A GREAT NEAT TOY FOR THE BIG BOYS STEAMPUNK OR JUST TECHNICAL GUYS. THE SIZE IS: 12 1/4 INCH LENGTH X 6 INCH WIDE BY 7 5/8 HIGH, [...]