Roberts Mfg.
Robson Leslie
Rochat Pierre-Maurice
Rochester Button Company
Rodgers Carole L.
Rogers Jack
Rogers William H.
Romano Antonino
Rosen Marvin E.
Rosenberg Stephan
Rosnitscheck Manfred
Rossi Richard E.
Rosso Pietro
Rosso Pietro And C. S.n.c.
Rovin Herman
Rowan Robert G.
Rowley Clare J.
Rowley Donald G.
Roy W. Fletcher
Ruderman Stephen