Search Results - "Pycha, R. L."

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    Preliminary report of the measurement of variation of energy in the vita spectrum of the sunshine in Kansas.

    Authors: Hughes, J. S. Pycha, R. L.

    Source: Transactions of the Illuminating Engineering Society; March 1928, Vol. 23, p233-239, 7p

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  2. 2

    Preliminary report of the measurement of variation of energy in the vita spectrum of the sunshine in Kansas.

    Authors: Hughes, J. S. Pycha, R. L.

    Source: Transactions of the Illuminating Engineering Society; March 1928, Vol. 23, p239-246, 8p

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