The statement was stapled to the playbill, and it was written by the playwright.
From the time.com
There's information on the playbill, and alot on an article in the NY Daily News.
From the en.wikipedia.org
In which case, what's needed is not a playbill but a full-fledged education pack.
From the guardian.co.uk
Well, simply turn to the credit page of your playbill and look above the title.
From the charlotteobserver.com
Next, put the playbill down in your lap, but keep it open to those lyrics.
From the cnn.com
Playbill of the premiere performance at Theater am Schiffbauerdamm Berlin, 31 August 1928.
From the en.wikipedia.org
Fortunately, the narration by Bill Harris and a buffed up playbill provide enough background.
From the ocregister.com
Thumbing through the playbill alone reads like a who's-who of the Bluegrass arts community.
From the kentucky.com
According to the playbill, the show opened last year in Alberta.
From the post-gazette.com
More examples
A theatrical program; "he couldn't find her name on the playbill"
Playbill is a monthly U.S. magazine for theatregoers. Although there is a subscription issue available for home delivery, most Playbills are printed for particular shows to be distributed at the door. ...
A poster advertising a theatrical performance; A program / programme / pamphlet for a theatrical performance