the Committee on Physics Tests of the Educational Records Bureau, chairman: Lester D. Beers.
Cooperative physics test; Educational Records Bureau edition. Form ERB-RX.
R600750. Cooperative physics test; Educational Records Bureau edition. Form ERB-RX. By the Committee on Physics Tests of the Educational Records Bureau, chairman: Lester D. Beers. NM: revisions & additions. © 1Feb48; AA82921. Educational Testing Service (PWH); 13Mar75; R600750.
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