<div class="description">
<p>Journal of Research of the National Bureau of Standards
</p>
<br>Subjects: transfer calibrations; ultrasonic power standards; ultrasonic transducers.</div>
<div class="fn value">
<dl><dd>Fick, S.E.</dd>
<dd>Breckenridge, F.R.</dd>
<dd>Tschiegg, C.E.</dd>
<dd>Eitzen, D.G.</dd></dl></div>
Internet Archive identifier