Proposed restoration of an iconic early Lisp visual element as the language's primary emblem. This cons-cell depiction, featuring its distinctive list structure with 'cdr' branches at the same level, historically stood out among scarce graphical representations in printed materials before digital typesetting became widespread or available at all.
While Guy L. Steele Jr.'s artistic cover designs for 'The Little LISPer' (featuring a yin-yang symbol) and 'The Little Schemer' (with an elephant constructing a house from scaffolding parts) introduced memorable visual elements, the cons-cell illustration has emerged as a universally recognized emblem of Lisp programming itself.
This illustration directly represents Lisp's fundamental list structures and has become its visual identity through widespread use on early hardware (e.g., Lisp machine panels) and educational materials. As both a teaching tool and recognizable symbol, it offers a more accessible representation for general audiences.
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
This media file is uncategorized.
Please help improve this media file by adding it to one or more categories, so it may be associated with related media files (how?), and so that it can be more easily found.
Please notify the uploader with
{{subst:Please link images|File:Cons-Cell.svg}} ~~~~
Captions
Cons-cell as an omnipresent iconographic depiction in LISP literature.