Class R
Class R stands for:
- Class R , soil type according to the German system, see soil type #Class R - Ah / C soils except black earth
- Class R , EC vehicle class, see EC vehicle class #Class R
- Class R (potters) , Attic-Greek ceramic artist group, see list of Greek potters and vase painters / R # artist groups
- Spectral class R , class of stars, see spectral class # classification
- Class R submarine , British class of submarines
See also: