Drawing
Forest Nature Trail Guide, page 12 illustrations and layout with preliminary sketches1946
Watts, May Theilgaard
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Acer saccharum, an indigenous sugar maple specimen over 250 years old1940s
Webb, Ralph E.
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Students in a Junior Forestry class, posing with a leaf chart
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Education charts: Beech-Maple Climax
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Education charts: Twigs, #2
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Acer x freemanii (Freeman’s maple) and Acer saccharum (sugar maple), along Lake Marmo showing fall colorNovember 1999
Mehaffey, Scott A.
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Acer saccharum (sugar maple), Quercus rubra (red oak), Tilia americana (American basswood), seedlingsMay 18 1973
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Acer saccharum (sugar maple), habit, spring
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Acer saccharum (sugar maple), habit