Sorry guys, I posted this then went to lunch.
Mousepod got it - the link was supposed to take you to the page with those and other shirts. Here's the other image:
They don't have closer shots, it's a lame site. I saw them in a catalog.
My favorites are "It's Library, not Liberry" "Caution, hot librarian" and "Kiss me, I'm a librarian". While "Lipstick Librarian" totally cracks me up, it doesn't really apply to me, being non-lipsticked.