Mechanical engineeringJerry H. Hamelink, Jerry Hamelink, Lloyd M. Polentz · First published 2007Open the Tome
Mechanical engineeringLloyd Polentz, Jerry Hamelink · First published 2004 · Latest edition 2005Open the Tome
Engineering fundamentals for professional engineers' examinationsLloyd M. Polentz · First published 1961Open the Tome
Engineering Fundamentals for Professional Engineers' ExaminationsP.E. Lloyd M. Polentz · First published 1961Open the Tome
