(redirected from Diazo copy)
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Related to Diazo copy: Diazo copier


 (wīt′prĭnt′, hwīt′-)
A photomechanical copy, usually of a line drawing, in which black or colored lines appear on a white background.
References in periodicals archive ?
For scanning purposes a silver master is best, but a silver copy is next best if there are any issues with releasing the master film, and a diazo copy as a last resort.