6. (1) The Director may, after giving reasonable notice, enter into, inspect and examine any premises, place or area which are the sub-soil of which he may have reason to believe to be or to contain an antiquity and may cause any site, building, object, or any antiquity or remains of any antiquity in such premises, place or area to be photographed, copied or reproduced by any process suitable for the purpose. (2) The owner or occupier of the premises, place or area shall afford all reasonable opportunity and assistance to the Director for the purposes of sub-section (1). (3) No photograph, copy or reproduction taken or made under or for the purposes of sub-section (1) shall be sold or offered for sale except by or with the consent of the owner of the object of which the photograph, copy or reproduction has been taken or made. (4) Where substantial damage is caused to any property as a result of the inspection under sub-section (1), the Director shall pay to the owner thereof reasonable compensation for the damage.