r group of waves about the room, reflected fromwall to wall, producing echoes. In the Greek theatre there was ordi- THEATRE ACOUSTICS 177 narily but one echo, doubling the case ending, while in the moderntheatre there are many, generally arriving at a less interval of timeafter the direct sound and… … Fig. 11 kind in New York, and the plans of the theatre now building for theScoUay Square Realty Company in Boston. Notwithstanding the fact that there was at one time criticism ofthe acoustical quality of the New Theatre, the memory of whichstill lingers and still colors the casual comment, it was…
Architectural acoustics
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