Class J
Class J stands for:
- Class J , soil type, see soil type #Class J - Subhydric soils (underwater soils)
- Class J (potters) , Attic-Greek ceramic artist group, see list of Greek potters and vase painters / J # artist groups
- NYC Class J , New York Central Railroad series of locomotives , see Hudson (Locomotive) # NYC Classes J-1a, J-2, and J-3a
- SAR class J , steam locomotive series of the South African Railways
- Class J (Royal Navy) submarine, British class of submarines
See also: