Any person who willfully detains any book, newspaper, magazine, manuscript, pamphlet, publication, recording, film, or other property belonging to or in the care of any gallery or museum of any state, public, school, college, or other institutional library, may be given written notice to return it, which shall bear upon its face a copy of this section, mailed by certified mail to such person’s last address or delivered by a person designated by the lawful custodian of such property; and if such person shall thereafter willfully and knowingly fail to return such property within 15 days after such notice, the person shall be guilty of a violation.