Mantarakis Bookstore

To signify that the mains plug must be disconnected from electrical outlet for the purposes of maintenance of electrical equipment, in the case of malfunction or when left unattended

To indicate the stowed location of distress signals.

DO NOT ENT.THE PUM. W/OUT PERMIS. AYTO/TO 20x30

To prohibit using water to extinguish a fire

To prohibit the obstruction of a designated clear area

DO NOT OPEN 10x25