Turkmenistan standards PDF

Original standard WRC 068-1961 in PDF full version. Additional info + preview on request

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Original standard WRC 069-1961 (1976) in PDF full version. Additional info + preview on request

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Original standard WRC 070-1961 in PDF full version. Additional info + preview on request

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Original standard WRC 071-1961 in PDF full version. Additional info + preview on request

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Original standard WRC 072-1961 in PDF full version. Additional info + preview on request

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Original standard WRC 073-1961 in PDF full version. Additional info + preview on request

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