Robert Koppel
Robert Harris
Green, Thomas H., Jr.
Robert Girardi
Robert Milne
Robert Lafore
Robert Lafore
Robert Harvey
Robert Lafore
Robert Frost
Gallaher, Art, Jr.
Robert Foster
Robert Holden
Robert Rotenberg
Robert Steiner
Robert Gauvin
Robert Yates
DeLuca, Michael, Jr.
Robert R. Moeller
Brhel, Martin C., Jr.
Robert Stava
Lloyd, Dennis, Jr.
Emrich, Jr., William J.
Robert W. Cohen
Robert K. Kirshner
Robert Oldani
Robert S. Griswold
Robert Cromarty
Robert Darnton
Robert Hertle
Robert McCorquodale
Robert Obermaier
Robert McLean
Robert Anasi
Robert W. Cohen
Robert Dreicer
Robert Schöller
Robert Cooperman
Robert Johansen
Robert J. Hasman
Robert D. Banks
Robert W. Cohen
Robert Kellner
Robert Thorogood
Robert H. McConnell
Robert Neimeyer
Robert H. Brockhaus Snr.
Robert D. Richardson
Robert W. Cohen
Robert Pavlis
Robert McCulloch
Robert Eaglestone
Hitz, Charles Robert, Sr.
Paul J. Miranti Jr
Robert Duncan
Robert Costanza
American Technical Publishers American Technical Publishers
Rajiv Sharan Mishra
David H. Phillips
Hongyan Zhang
Tzyh-Jong Tarn
Indra Putra Almanar
Elektriska svetsningsaktiebolaget.