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century
20th century
decade
1940s
1980s
year
1946
1981
people, organizations and landmarks
Abbott, Bill
Dawson, Jeffrey O.
Dwyer, John F.
Ware, George
Watts, May Theilgaard
language
English
collection
Collection of May Theilgaard Watts materials
George Ware papers
Subject/Keyword
Acer rubrum L. (red maple)
Acer saccharinum L. (silver maple)
Acer saccharum Marsh. (sugar maple)
Acorns
Drawings -- United States -- 20th century
Ethanol
Forest Trail
Hepatica acutiloba de Candolle (sharp-lobed hepatica)
Nature study
Nature trails
Oxygen content
Pen works -- United States -- 20th century
Plant-soil relationships
Plants--Drought tolerance
Plants--Effect of oxygen on
Plants--Effect of soil compaction on
Pyruvate carboxylase
Quercus alba L. (white oak)
Quercus palustris Münchh. (pin oak)
Quercus rubra L. (northern red oak)
Research and scientific studies
Rubus allegheniensis Porter (wild blackberry)
Soil aeration
Soil science
Soil science--Experiments
Trees in cities
Trees--Seedlings--Effect of floods on
and 20 more
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Subject/Keyword:
Acorns
Subject/Keyword:
Acer saccharum Marsh. (sugar maple)
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Drawing
Forest Nature Trail Guide, page 12 illustrations and layout with preliminary sketches
1946
Watts, May Theilgaard
Document
1981/03/03: Jeff Dawson to George Ware
March 3 1981
Dawson, Jeffrey O.
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