<a href="https://en.wikipedia.org/wiki/Luis_Walter_Alvarez" class="extiw" title="w:Luis Walter Alvarez">Luis Alvarez</a>, <a href="https://en.wikipedia.org/wiki/Ahmed_Fakhry" class="extiw" title="w:Ahmed Fakhry">Ahmed Fakhry</a>, Jerry Anderson with the equipment for the Pyramid Project
U S Government
Lawrence Berkeley Laboratory