Wolverson

Chris Williams writes: My Champagne tap, is this a real Edwin Wolverson? It has 8 TPI the lookalikes have 6TPI, should I buy myself a reference book??

Ron: This is an English champagne tap, one of the variants made after the 1877 registration by Wolverson.

Description: Champagne corkscrew/tap with ebony handle attached with a slotted round nut with a white brass/German silver finger hole and petcock assembly. It is equipped with a hollow steel Archimedean helix with three holes through the tip. Marked HOLBORN CHAMPAGNE SCREW and clear diamond lozenge pattern for British Design Registration No. 307,655 of February 12, 1877 by Edwin Wolverson.

Yes, you should buy some reference books - see The Reading List