Trade card: E Solomons, 36 Old Bond St, Piccadilly, and 1 Old Jewry, City, London. Optician. Optical, Mathematical and Philosophical Instruments. 'Defective Sight and Hearing. Patent Preservative Amber and Pellucid Spectacle Lenses'. Inventor of Voice Conductors. Testimonials from customers. (Calv. 367)