RICHARDS AND HARTLEY GLASS CO. No. 401 (OMN)
• AKA: Block and Cubes
• Richards & Hartley Glass Company (Pittsburgh/Tarentum-PA, Co. Operated: 1865-91), Introduced: c1890 Introduced
• NOTE:
• Motifs: (Squares/Rectangles), (Xs/X in box), (Window)