Small Block Chrysler heads

RichB your in box is full.
Gentlemen, my name is Neil and I'm assisting RichB in posting. He's getting older and unfortunately his eyesight is failing and can no longer use his computer. As we are communicating remotely it might take a day or 2 to get certain questions answered. Please bear with me. Thanks

Would you be able to tell me how to delete old messages? Got into his messages butfor the life of me, can't figure out how to delete. Thanks