<h1>Pellam, John R.</h1>
<h2>Article from <a href="https://data.caltech.edu">CaltechTHESIS committee</a></h2>
<ul>
<li>Craig, Paul Palmer (1959) <a href="https://resolver.caltech.edu/CaltechETD:etd-02022006-081545">Observations of Perfect Potential Flow and Critical Velocities in Superfluid Helium ll</a>; <a href="https://doi.org/10.7907/AA2G-EP61">10.7907/AA2G-EP61</a></li>
</ul>