Copy letter from Sir Henry Thomas Tizard, to William J Robbins, Director, The New York Botanical Garden, Bronx Park (Fordham Branch P.P), New York 58, N.Y. Message of congratulations from Tizard, Foreign Secretary of the Royal Society, on the fiftieth anniversary of the New York Botanical Garden, namely their service to 'the sciences of botany and horticulture'. 30 April 1945