Artificial intelligent assistant

proof-sheet

ˈproof-sheet Typog.
  A sheet printed from a forme of type for the purpose of examination and correction, before it is finally printed off for use: see proof n. 12.

a 1625 Fletcher Nice Valour iv. i. Stage direct., Enter Galoshio, with a Proof-Sheet and a Table. 1693 Clarendon in Wood's Life (O.H.S.) IV. 12 That the said M{supr}. à Wood did..correct all or att least some of the first printed sheets or proof sheets of the said Athenæ Oxonienses. 1771 Luckombe Hist. Print. 440 A Proof-sheet ought to be pulled as clean and neat as any sheet..that is worked off. 1826 Scott Woodst. xxii, Some proof-sheets, as they are technically called, seemingly fresh from the press. 1888 Burgon Lives 12 Gd. Men II. x. 269 The proof-sheets, elaborately corrected throughout, I often saw in his hands.

Oxford English Dictionary

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