Okla. Stat. tit. 67, § 67-82: Custodians of records to facilitate copying

It is hereby made the duty of any officer or person having

possession, custody or control of any record, book, paper, taxroll,

assessment or any other files or matter of record, or any portion of

same so required to be copied or transcribed, to produce and exhibit

all records, books, papers, taxrolls, assessments, and any other

files or matters of record in his possession, custody, or control,

and to permit and facilitate the copying or transcribing of any such

record, book, paper, taxroll, assessment and other file or matter of

record, or other evidence of any record or any portion thereof, when

requested by the board of county commissioners or anyone authorized

by them to make such copies or transcripts.