"J. R. Gaunt & Son, London & NYC. Founded c.1725 as Edward Thurkle. From 1900-05 J. R. Gaunt & Son Ltd was at 5 Denmark St. Soho; 1906-18 at 53 Conduit St., Bond St.; 1919-24 at 60 Conduit & 1925-27 at 2 New Burlington Pl & continues. The Birmingham branch dated from 1898-1968 at Warston Parade. All American buttons date 1900 & later." Source: American Button Makers and Dealers; Their Backmarks & Dates, by McGuinn and Bazelon.