The Master Plan or Map, by whatsoever name known, heretofore adopted by the Planning Board of the Village of Great Neck Estates and filed in the office of the Clerk of Nassau County, and all maps, plans and subdivision plats heretofore adopted by the Planning Board of the Village of Great Neck Estates amending, modifying or supplementing the Master Plan or Map so adopted, shall constitute the Master Plan of the Village of Great Neck Estates.