Here is the classic U&lc logo by Herb Lubalin. I don’t have much to day about it so I think I will let Steven Heller say it. Herb Lubalin: Rule Basher.
An excellent use of an ampersand in a logo. Herb was a master.
Scanned from A History of Graphic Design, by Meggs.
Learn More about Herb Lubalin here.