 That would leave 14 additional stones that may have been added before 1924 and whose plaques are today missing, or that were added sometime after 1924 and whose plaques also are missing.The expanded Theodore Roosevelt Monument was moved and rededicated at the Theodore Roosevelt Memorial Park in Oyster Bay on October 25, 1947.James L. Dowsey of Manhasset, former Nassau County attorney and Republican leader of the town of North Hempstead, who had made a dedication speech twenty-five years ago on the Brorstrom estate, was the principal speaker.