"Arnold Arboretum." . . . . "Berlin Botanic Museum and Garden." . . . . "Records of Curator, Alfred Rehder"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Contains Rehder's official correspondence with botanical gardens and nurseries, professional societies, other Harvard departments, museums, academic institutions, government agencies, as well as with various individuals, such as plant collectors and horticulturists. Subjects include requests for specimens, plant idenfitications and loans, international horticultural congresses, and other matters."@en . . . . "Nanking University." . .