American Standard Specifications for Photographic Films for Permanent Records, PH 1.28-1957 American Standard Method for Determining the Thiosulfate Content of Processed Black and White Photographic Film and Plates, PH 4.8-1958
Note: Reference copies of these standards are available from the department of administration, bureau of program development and management, 101 E. Wilson St., Madison, Wisconsin, and are on file with the legislative reference bureau and the secretary of state. Additional copies are available from the American Standards Association Inc., 10 East 40th Street, New York, New York.
Wis. Admin. Code Public Records Board PR 1.01