Be prepared to be amazed with what Xerox PARC and others were doing, while Bell Labs was busy pushing for UNIX.

"Eric Bier Demonstrates Cedar"

https://www.youtube.com/watch?v=z_dt7NG38V4

"Emulating a Xerox Star (8010) Information System Running the Xerox Development Environment (XDE) 5.0"

https://www.youtube.com/watch?v=HP4hRUEIuxo

"Documents as User Interfaces Video Demo"

https://www.youtube.com/watch?v=0-_zVkrWCOk

"SYMBOLICS S-PACKAGES 3D GRAPHICS AND ANIMATION DEMO"

https://www.youtube.com/watch?v=gV5obrYaogU

"Alto System Project: Dan Ingalls demonstrates Smalltalk"

https://www.youtube.com/watch?v=uknEhXyZgsg

"Action!, the worlds first dynamic interface builder - 1988" (Interface Builder percursor, written in Lisp)

https://vimeo.com/62618532

"The Interlisp programming environment"

http://larry.masinter.net/interlisp-ieee.pdf

And the cherry, how Lucid used Lisp ideas for their Energize C++ IDE, including an image based format for AST storage

https://www.youtube.com/watch?v=pQQTScuApWk

https://www.dreamsongs.com/Cadillac.html