Oberon and derivatives:

http://www.inf.ethz.ch/personal/wirth/ProjectOberon/

Mesa/Cedar at Xerox Parc:

http://en.wikipedia.org/wiki/Mesa_%28programming_language%29

https://archive.org/details/bitsavers_xeroxparcteCedarProgra...

Smalltalk

http://www.computerhistory.org/revolution/input-output/14/34...