A bank note. Queer screens; forged bank notes. The cove was twisted for smashing queer screens; the fellow was hanged for uttering forged bank notes.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Scratch Platter * ScrewNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes