Infinite Energy Issue 51 Papp Engine

This is a huge series of articles comprising 58 pages in the 2003 issue of Infinite Energy. Authors include the late Eugene F. Mallove, David Ansley, Joseph Papp’s patents, Richard P Feynman, question and answer interview with Cecil Baumgartner, articles by Bob Said, Mark Hugo, Blair Jenness, Heinz Klosterman and P.N. & A.N. Correa.