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2341
The Rutherford "scattering" experiment as a basis of the teaching of the structure of the atom [microform]
Published 1977Visual Material -
2342
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2343
Space and storage requirements for effective clothing instruction [microform]
Published 1977Visual Material -
2344
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2345
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2346
Resistance to striped borer, Chilo suppressalis Walker, in rice varieties and some of its possible causes [microform]
Published 1977Visual Material -
2347
Leadership roles of the field technicians in organizing farmer's associations [microform]
Published 1977Visual Material -
2348
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2349
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2350