>Two of Graham's Seven Primitive Operators are car and cdr. These names come from the IBM 704 implementation; Since the 1960 paper is after the LISP I manual a

>Two of Graham's Seven Primitive Operators are car and cdr. These names come from the IBM 704 implementation; Since the 1960 paper is after the LISP I manual and Graham's article is based on that paper the actual wordings are clearly influenced by LISP1. >What Graham's Paper is describing is a back formation abstracted from what they got running on that IBM 704. We viewed it as the core of LISP. >Since code-is-data is the core of Lisp Yes an another important part of LISP.