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THE GUIDE TO NATURE 



THE WRITER "WATCHING HIMSELF TUNE A PIANO TO SEE IF HE DOES IT RIGHT." 

 Photograph taken by himself — two minutes' exposure on either end. 



Others will study interiors, others latter is the taking of a picture of the 

 "trick pictures" with which to amuse same person two or three times on the 

 and mystify their friends. Among the same negative with no dividing line, 



THE WRITER PLAYING CHESS WITH HIMSELF. 

 Photograph taken by himself with a two minutes' exposure on each end, by pulling a black thread and 



using a "duplicator." 



