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Quercus alba (white oak), bud detail
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Poster of botanical items
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Quercus alba (white oak), bark detail with signmarker
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Quercus alba (white oak), bud detail
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Quercus alba (white oak), habit, winter
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Students in a Junior Forestry class, posing with a leaf chart
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Quercus alba (white oak), habit
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Quercus alba (white oak), new leaves
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Quercus alba (white oak), bud detail
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Education charts: Twigs, #3
Drawing
Arboretum Landscape Teaching Aid Series: Know, Know, Know Your Oaks, This Is How They Grow1940 – 1960
Watts, May Theilgaard
Drawing
Arboretum Landscape Teaching Aid Series: A Fence Long Gone Marked A Boundary1940 – 1960
Watts, May Theilgaard
Drawing
Forest Nature Trail Guide, page 12 illustrations and layout with preliminary sketches1946
Watts, May Theilgaard
Drawing
Forest Nature Trail Guide, page 3 illustrations and layout with preliminary sketches1946
Watts, May Theilgaard