Creador
- Robert Grey Helfrich1
- Robert J Anderson1
- Robert J Guy1
- Robert J Walker1
- Robert L Rupp1
- Robert L Salzgeber1
- Robert Nelson Yetter1
- Robert R Wagner1
- Robert S McKie1
- Robert W Woodroofe1
- Roderick A MacLeod1
- Rommie F Moore1
- Ronald Harold Love1
- Ronald Preston Garrett1
- Ronald W Raptosh1
- Roy Woods Kent1
- Ruth Green1
- Scott J Lill1
- Stephen Andrew Moss1
- Stephen B Lindsley1