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<p>Journal of Research of the National Bureau of Standards
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<br>Subjects: Analysis of methane-hydrogen mixtures; beryllium fluoride; beryllium metal; combustion calorimetry; fluorine; heat of formation; molecular-sieve gas analysis; polytetrafluoroethylene</div>
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<dl><dd>Churney, K.L.</dd>
<dd>Armstrong, G.T.</dd></dl></div>
Internet Archive identifier