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THE POPULAR SCIENCE MONTHLY.
sympathetic to every demand of the artist. Mr. A. J. Hipkins 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
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
