Fingerprints and other identifying data required to be taken by this article shall be forwarded within 24 hours after taking for filing and classification, but the period of 24 hours may be extended to cover any intervening holiday or weekend. Photographs taken shall be forwarded at the discretion of the agency concerned; but, if not forwarded, the fingerprint record shall be marked “photo available,” and the photographs shall be forwarded subsequently if the commission so requests.