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THE POPULAR SCIENCE MONTHLY. 



sympathetic to every demand of the artist. Mr. A. J. Hii)kins 

 gives the following account of the introduction of pneumatic 

 action, the most valuable of modern developments, in the organ : 

 " The late Mr. Joseph Booth, of Wakefield, was the first organ- 

 builder to whom the idea seems to have occurred of establishing 



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pneumatic agency, and of thus ingeniously turning the wind- 

 power, one of the organist's antagonists, into his assistant." 

 (Mr. Hipkins means the pressure of wind which impedes touch 

 through the pallets, not the wind-power through which sound is 



