THE EDUCATIONAL, or LECTURER'S LANTERN, is a very superior instrument both as regards its optical and photogenic qualities. It consists of a thoroughly well finished Russian Iron body, 4-in. Compound Condenser, Achromatic Front Combination, with Rack Adjustment for Focus, giving clear Pictures, with Paraffin Lamp, of 10 to 12 feet diameter, or with Apparatus for Lime Light, 20 feet upwards. For Educational or Social Reform purposes one need not have a better instrument, Price, with Improved Triplex Lamp, in compact portable case, £4, or with Quadruplex Lamp, £4 4s.

THE EXHIBITION LANTERN, with Duplex Lamp, suitable for small halls. Price 30% JAMES BROWN, Seet a 86 ST. VINCENT STREET, GLASGOW.