Hello & thanks for looking.For sale we have a RSTS/E System Generation Manual for the PDP-11DEC-11-ORGNA-A-Dby Digital Equipment Corporation (DEC). 1st printing July 1975. Softcover staple bound. Has a little wear and some spotting to covers, rust on staples. Missing back cover. A good readable copy.Please see photos and ask if you have a question. As soon as we receive payment, we ship! (Except Saturdays, Sundays and holidays) Free shipping.Note: If your paypal name does not match your \"ship to\" name, please inform us the transaction is valid.3520-1*92617