The P.0.W.-M.I.A. flag, which depicts a prisoner's profile against the background of a P.0.W. camp watchtower, shall be displayed at public buildings in the State of New Jersey during normal business hours.
As used in this section, "public buildings" means the principal municipal building in each municipality, the principal county building in each county seat and the State House in Trenton.
N.J.S. § 52:3-10