Drawing
Arboretum Landscape Teaching Aid Series: Three Norway Spruces1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: Early Settlers Brought Roses1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: Indian Trails and Villages1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: Know, Know, Know Your Oaks, This Is How They Grow1940 – 1960
Watts, May Theilgaard
Drawing
Headers for visitor center slides [graphic] : introduction to the Arboretum.Botts, Timothy R.