Description | Sample set of two tinted circular lenses made from William Crookes' anti-glare glass. Each with a sticker inscribed: 'SIR WM CROOKES UG ULTIMATE GLASS' and three labels inscribed: 'SIR WILLIAM CROOKES' U "ULTIMATE" ANTI-GLARE FORMULA./ With Compliments of MELSON WINGATE LTD [....]/ Manufactured only by SIR WILLIAM CROOKES ANTI-GLARE GLASS CO. LTD. LONDON, W.1.' |