Compost King
Free Ranging
They also could be White Rocks or RI whites.. not sure on that because I am not that into Breed Identification. They also could be slow white broilers. If they are White Leghorns you have prolific layers and my favorite breed for a egg laying. If I could create a breed and work miracles I would make a breed where all the males came out as White Leghorns and all the males came out as CX.