Subscribe | UPI Odd Newsletter Subscribe STUART, Fla., Oct. 18 (UPI) -- Authorities in Florida said a 92-year-old man has been banned from the public library for making unwanted sexual advances to female employees. The Martin County Sheriff's Office said Herbert Johnson, 92, of Stuart, was visited at his home by a deputy and given a trespass warning for all county libraries after he was accused of making sexual advances toward employees, WTVJ-TV, Miami, reported Monday. Advertisement The sheriff's office said Johnson's alleged offenses included leaving a librarian a letter at the front desk "containing sexually explicit language stating what (he) wanted to do to" the female employee. Investigators said the librarian also received "inappropriate" gifts and letters from Johnson. The senior citizen also allegedly made advances on a second employee, deputies said.