Drawing
Arboretum Landscape Teaching Aid Series: An Apple Tree was Planted on a Farm1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: Confirmation from Old Maps1940 – 1960
Watts, May Theilgaard
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Arboretum Landscape Teaching Aid Series: Cut-Over and Grazed Land1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: Affirmation from Memories of Old Settlers, Part I1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: Affirmation from Memories of Old Settlers, Part II1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: Three Norway Spruces1940 – 1960
Watts, May Theilgaard
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Arboretum Landscape Teaching Aid Series: Early Settlers Brought Roses1940 – 1960
Watts, May Theilgaard
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Arboretum Landscape Teaching Aid Series: Indian Trails and Villages1940 – 1960
Watts, May Theilgaard
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Arboretum Landscape Teaching Aid Series: Know, Know, Know Your Oaks, This Is How They Grow1940 – 1960
Watts, May Theilgaard
Document
Evergreen Nature Trail Guide: details of evergreens along evergreen trail map and worksheet1940s
Watts, May Theilgaard
Drawing
Connect the dots place mat and children's menu [graphic] : the Ginkgo Restaurant.20th century
Fairbanks, Elaine Griffin