BROWNING'S MAGIC LANTERN!: 
The new Compact Lantern, with the patent three-wick lan: 
for burning paraffin or any mineral oil, will giv*e at least 50 j 
cent more light than any lamp previously introduced. The lar 
burns without a a chimney, and the Lantern will give an excelle 
picture up to 10 ft. diameter. 
Price of the Lantern, with three-wick lamp, double combinati 
achromatic front lenses and rack adj ustmei 
complete in case, with condensing lens 
3| in. diameter . . . . ..£47 
With condensing lenses 4 in. in diamet 
£4 17 
Pair of the improved Compact Lanterns, wi 
three-wick lamps, for dissolving views, coi 
plete in case, with condensing lenses, 3| j 
in diameter . . . . . . £10 15 
With condensing lenses 4 in. in diamel 
£12 10 
BROWNING’S ELECTRIC LANTERNS 
SCREEN SPECTRUM APPARATUS. 
JOHN BPOWNING begs to inform Spectroscopists 
that he has just introduced a new metal body ELECTEIC 
L ANTEEN, with an Electric Eegulator specially adapted 
to the same, for showing Diagrams, and exhibiting 
Spectra on a Screen ; thoroughly efficient in action, and 
yet economical in price. 
The Automatic Eegulator is of the best construction, 
exactly similar to his now well-known large Eegulator, 
but arranged to burn with a smaller number of cells. 
Price of the Electric Lantern for medium size Lamp, with 
metal body, japanned bronze green, with two nozzles, 
interchangeable — on e/or showing diagrams ,with 3| in. 
condensers, the other for spectrum analysis £7 10 0 
MEDIUM SIZE AUTOMATIC ELECTRIC LAMP. 
This Lamp works well with from 20 to 30 pint Grove’s 
Cells, or the same number of quart Bunsen’s £7 10 0 
Illustrated Catalogue of Spectroscopes, price 0>d. 
HOW TO WORK WITH THE SPECTROSCOPE. 
Including Screen Spectrum Apparatus. 
By John Browning. Price Is. 0>d. 
New Illustrated Catalogue of Electric Lanterns, Magic Lanterns, Slides, and Diagrams, Sixpen I 
Illustrated List or Instruments, for Presents or School Prizes, at Prices 
FROM 5s. TO £10, SENT FREE. 
JOHN BROWNING, 63 STRAND, LONDON, W.(J 
