Mick Jagger and Andy Warhol: Nothing But Business

I have a new respect for Mick Jagger. 
He’s rock n’ roll.  He appreciates art and the artistic process.  He’s polite (although I guess that’s sort of a common British thing).  And evidently he is happy to pay his subcontractors well.  If only every client could be like this. 
No wonder the Queen knighted him.
 
 
 
 
 
 
 
Nice letterhead by [...]