A unique, vintage tap for pressurized containers. The tap measures about 4 1/8 long and about 1 wide The box measures about 4 5/8 by 1 7/8 by 1 5/8 . The hinges and clasp are in working condition. This old piece of barware is called The Lawrence Tap and it was patented by William and Richard Bentley in 1876. The nickel plated tap was to be driven into the bottle cork of an effervescent beverage. At that point a single serving of the beverage could be had by turning the knob of the tap on and off and the remainder of the beverage would retain its effervescent quality. A conversation piece. Cash and carry compare an on-line price: $120.00 https://buynow.collectorcorkscrews.com/detail.asp?id=318&n=1876-patented-The-Lawrence-Tap-in-original-box https://www.rubylane.com/item/161834-37092/1876-Antique-Lawrence-Tap-for-Champagne