Hal Abelson

ທັງໝົດGIFສະຕິກເກີມີມ
a man stands in front of a blackboard that says computer science on it
a man is pointing at a 100 dollar bill that says belson
a cartoon of a man with the words to the fredmobile written below him
a man is standing in front of a blackboard that says computer science
a poster that says " it 's quite beautiful " with a cartoon character