PHOTOGRAPHIC INSTITUTION.—An EXHIBITION of PICTURES, by the most celebrated French, Italian, and English Photographers, embracing Views of the principal Countries and Cities of Europe, is now OPEN. Admission 6d. A Portrait taken by MR. TALBOT'S Patent Process, One Guinea; Three extra Copies for 10s.
PHOTOGRAPHIC INSTITUTION, 168. NEW BOND STREET.
SPECTACLES.—Every Description of SPECTACLES and EYEGLASSES for the Assistance of Vision, adapted by means of Smee's Optometer: that being the only correct method of determining the exact focus of the Lenses required, and of preventing injury to the sight by the use of improper Glasses.
BLAND & LONG. Opticians, 153. Fleet Street, London.
SCIENTIFIC RECREATION FOR YOUTH—EXPERIMENTAL CHEMISTRY.
AMUSEMENT FOR LONG EVENINGS, by means of STATHAM'S Chemical Cabinets and Portable Laboratories, 5s. 6d., 7s. 6d., 10s. 6d., 21s., 31s. 6d., 42s., 63s., and upwards. Book of Experiments, 6d. "Illustrated Descriptive Catalogue" forwarded Free for Stamp.
WILLIAM E. STATHAM, Operative Chemist, 29c. Rotherfield Street, Islington, London, and of Chemists and Opticians everywhere.