Md. Code, Education § 23–408

(a) A person may not unlawfully take, detain, mutilate, injure, or disfigure any book, map, picture, engraving, manuscript, or other property of any library.

(b) Any person who violates this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $250, imprisonment not exceeding 3 months, or both.