Reptiles collected in Salvador for the California Institute of Technology, by Karl P. Schmidt.

v.12:no.16(1928)

National Aquaculture Development Plan / prepared by the Joint Subcommittee on Aquaculture of the Federal Coordinating Council on Science, Engineering and Technology.

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Science, technology, and American diplomacy : an extended study of the interactions of science and technology with United States foreign policy / Committee on International Relations, U.S. House of Representatives.

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Science, technology, and American diplomacy : an extended study of the interactions of science and technology with United States foreign policy / Committee on International Relations, U.S. House of Representatives.

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Science, technology, and American diplomacy : an extended study of the interactions of science and technology with United States foreign policy / Committee on International Relations, U.S. House of Representatives.

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