N.H. Rev. Stat. Ann. § 282-A:119

The commissioner may cause to be made such summaries, compilations, photographs, duplications, or reproductions of any records, reports, or transcripts thereof, as he may deem advisable for the effective and economical preservation of the information contained therein. Such summaries, compilations, photographs, duplications or reproductions, duly authenticated, shall be admissible in any proceeding under this chapter if the original record or records would have been admissible therein.