He bought it for $200, suspecting he could resell it for five times that. Turns out, his inkling about the book's value was more spot on than he knew. The Tulsa, Okla., man eventually discovered the book came from the Waco, Texas, drugstore where Dr Pepper was invented and includes a recipe titled 'D Peppers Pepsin Bitters.'
'I began feeling like I had a national treasure,' said Waters, 59."
Hat tip to George Kelley, whose current post may not be SFW.