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ID: 321876
Life in the Soil Groups, the Farmer's Lawn in Winter and Spring, Warburg Landscape Hall, May, 1951
ID: 321866
Geological History and Structure, Warburg Landscape Hall, 1951
ID: 321862
Entrance to Warburg Landscape Hall, 1951
ID: 321862A
Visitors near entrance, Warburg Landscape Hall, 1951
ID: 321860
ID: 321280
Topographical map of Pine Plains, NY, featuring Stissing Mountain, Landscape Hall, 1949
ID: ptc-1698
Mole under tulip bed, Life in the Soil, Farmers' Yard, Spring Group