The Nation's Schools, Količina 31Michael Vincent O'Shea McGraw Hill, 1943 |
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Stran 2
... Sound Condi- tioning in schools . There is a Celotex Sound Con- ditioning firm near you which knows about these benefits - because of wide experience in bringing them to schools in your vicinity . And the responsible company that ...
... Sound Condi- tioning in schools . There is a Celotex Sound Con- ditioning firm near you which knows about these benefits - because of wide experience in bringing them to schools in your vicinity . And the responsible company that ...
Stran 4
... SOUND CONDITIONING heard more easily - realized what a benefit they had conferred on their youngsters ! Never was there a time when CELOTEX SOUND CELOTEX SOUND CONDITIONING COPYRIGHT 1942. THE CELOTEX CORPORATION Sold by Acousti ...
... SOUND CONDITIONING heard more easily - realized what a benefit they had conferred on their youngsters ! Never was there a time when CELOTEX SOUND CELOTEX SOUND CONDITIONING COPYRIGHT 1942. THE CELOTEX CORPORATION Sold by Acousti ...
Stran
... Sound Conditioning Is Increasing the Efficiency In Schools ! CORPORATION. TODAY , ODAY , schools are preparing young ... Sound Conditioning assists teachers and students ... by eliminating a major cause of error and misunderstanding ...
... Sound Conditioning Is Increasing the Efficiency In Schools ! CORPORATION. TODAY , ODAY , schools are preparing young ... Sound Conditioning assists teachers and students ... by eliminating a major cause of error and misunderstanding ...
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legal series suffered an interruption last | 30 |
FEBRUARY | 52 |
Published monthly by The Nations Schools | 3 |
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