<div class="description">
<p>Journal of Research of the National Bureau of Standards
</p>
<br>Subjects: Atomic spectra; energy levels; spectroscopy; spectrum of tungsten; tungsten; wavelengths</div>
<div class="fn value">
<dl><dd>Laun, Donald D.</dd>
<dd>Corliss, C.H.</dd></dl></div>
Internet Archive identifier