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Three Mechanical Motions. 
Price 15/- 
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*PUIUMASNULP JVIAS SIALS VY IU St aprS aLany Sy 
aS HO Liew CO ASNVA AHL 
RIE MEW Clow NSD EB, 
ELECTRIC CAMERAS, 
MAGIC & PHANTASMAGORIA LANTERNS, 
DISSOLVING VIEW APPARATUS, 
With Oxycalcium, Oxyhydrogen, or Eleétric Light. 
PHOTOGRAPHED & COLOURED SLIDES, 
Includirg Views of France, Italy, Switzerland, Rome, Pompeii; English, Welsh, and 
Scotch Scenery ; Copies of Pidtures, Drawings by ‘Gustave Doré; Diagrams 
to illustrate recent discoveries in Sp ectrum Analysis and 
other branches of Observ, ational Astronomy, 
STATUARY, ae CEOS SS ae 
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To Her Majesty’s Government, the Royal Society, the Royal Observatory, 
C1, GC. 
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ESTABLISHED 100 YEARS. 
Illustrated Lists, with full descriptions, on application. 
