<h1>Olsen, Kenneth H.</h1>
<h2>Article from <a href="https://authors.library.caltech.edu">CaltechAUTHORS</a></h2>
<ul>
<li>Bonsack, W. K. and Greenstein, J. L., el al. (1957) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170228-094501216">The Interpretation of Photoelectric Colors for Stars of Types B-F</a>; Astrophysical Journal; Vol. 125; No. 1; 139-152; <a href="https://doi.org/10.1086/146289">10.1086/146289</a></li>
</ul>