Ramirez-Rivera Pablo Alvaro
Rasmussen Per Brandt
Ray, Sr. Robert T.
Red Man Pipe and Supply Company
Renard Alfred H.
Rhyne Lee D.
Richter Lester W.
Ringgenberg Paul
Robinson Bruce Locke
Robison Jeffrey C.
Rosenau Bernd
Ruffell Anthony E.
Ruoff Carl J.