"The inspiration dated from 1984, when a waitress in Chicago accepted his sketch of a dollar bill on a napkin for a doughnut and a coffee." Something to tell t

"The inspiration dated from 1984, when a waitress in Chicago accepted his sketch of a dollar bill on a napkin for a doughnut and a coffee." Something to tell the grand-children. I'm hoping the coffee shop was an independent one and that they framed the note.