OF THE' 



BEING A 



Ppaetieal dr&icU: to t|?e: Wopking oj^ 

 Optical (OP Magiej 



With full and precise directions for making and colouring Lantern 

 Pictures. 



(SEVENTY ILLUSTRATIONS.) 

 BY 



T. C. HEPWORTH, F.C.S., 



(For many years Lecturer to the Royal Polytechnic Institution, 



London; Lecturer on Photography at the Birkbeck Institution; 



and Editor of "THE CAMERA.") 



LONDON : 

 WYMAN & SONS, GREAT QUEEN STREET, LINCOLN' S-!NN FIELDS, W.C. 



1888. 



