"Document" means any record of information, and includes anything on which there is writing or Anything on which there are marks, figures, symbols or perforations having a meaning for persons qualified to interpret them, or anything from which sounds, images or writings can be reproduced with or without the aid of anything else, or ) a map, plan, drawing or photograph
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As a solicitor if a client produces any document that is testamentary in nature then the existence of that document must be disclosed in any application for a grant, McCann v McCann; Estate of Michael Robert McCann [2013] NSWSC 78.