60 



MOVEMENT 



His photograph showed two particular attitudes clearly 

 defined, and from them Fig. 40 was produced ; the 

 latter shows the boxer preparing for a movement, and 

 his position immediately after completing it. The 

 intermediate phases of movement were so rapid that 

 they left no appreciable impression on the plate. 





mMm 



Fig. 41. — Man dressed in black, with white linf-s and points for the chronophotographic 

 study of the movement of the important parts of the body. 



Geometrical Chronophotography. — This confusion from 

 the superposition of images sets a limit to the applica- 

 tion of chronophotography on fixed plates, yet in 

 many cases, by means of certain appliances, this 

 difficulty may be overcome. The most obvious method 



