The list of blank suppliers to Hawkes over the years reads as follows:
Corning Glass Works , C. Dorflinger & Sons, Steuben Glass Works, H.P. Sinclaire & Co, Tiffin Glass Co., Baccarat, Val St. Lambert, Union glass Co., Libbey Glass Co., Pairpoint Corp., H.C. Fry Glass Co., Heisey Glass Co., Duncan & Miller Glass Co.
It is stated in the book that between 1900 and 1905 it broke down like this :20% from Europe, 5% Union Glass Co., a few cream and sugar sets from Pairpoint, 3-4% Libbey, 3-4% Fry, 30-35% each from Corning Glass Works and Dorflinger.
In 1912 they started their own silver mounting arm and in the late 1920s had their decorating dept. to do enameling and gilt work.
Testimony given by Mr. Hawkes in a 1902 suit between Corning glass Works and Corning Cut Glass Co. he says he tried Baccarat, Val St. Lambert, Webb, Stevens & Williams, and F. & C.Osler of Birmingham, and found F. & C. Osler the best of these but no better than Corning Glass Works.