-^ From Cave-dweller's Sketch to Photograph 



and, indeed, so recently as the early part of last century, 

 one sees in the travels of the French naturalist Le Vaillant, 

 in the picture of a female hippopotamus, a proof that the 

 development of animal-drawing had as yet made little 

 progress. 



But what a difference in drawing and technique has 

 come about in less than a hundred years ! One need only 



SKETCHES OF ANIMALS MADE BY THE BUSHMEN. (DISCOVERED IN SOUTH 

 AFRICA BY PROFESSOR G. FRITSCH IN THE 'SIXTIES, AND REPRODUCED 

 BY HIS KIND PERMISSION.) 



compare the pictures of those times with the works of our 

 own days, to be convinced that, besides artistic execution, 

 there is now an increasingly exacting demand for the 

 precise truth. Indeed, one of the first points to be insisted 

 on is that photographic pictures shall not be altered, 

 worked up — m a word, in any way " retouched!' Only 

 on this condition can they really claim to be — that which 



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