PART I
Reading edition
THE PROJECTION OF LANTERN SLIDES
WITH ILLUSTRATIONS
L O N G M A N S , G R E E N , A N D C O. 39 PATERNOSTER ROW, LONDON, E.C.
FOURTH AVENUE & 30TH STREET, NEW YORK BOMBAY, CALCUTTA, AND MADRAS
1920
(A l l r i g h t s r e s e r v e d)