They succeeded in raising sufficient funds to persuade the Treasury to take Brownsea Island as settlement of death duties , which was accepted provided that the National Trust took over the island .
A group of environmental conservationists , led by Helen Brotherton , organized to oppose his plans .
conservationists succeeded in raising sufficient funds to persuade the Treasury to take Brownsea Island as settlement of death duties , which was accepted provided that the National Trust took over the island .
A group of environmental conservationists , led by Helen Brotherton , organized to oppose his plans .