Drawing
Forest Nature Trail Guide, page 11 illustrations and layout with preliminary sketches1946
Watts, May Theilgaard
Photographic image
DuPage River looking west near Tilia Collection
Photographic image
Education charts: Twigs, #1
Photographic image
Poster of botanical items
Photographic image
Tree Portrait: Linden
Photographic image
Stone tool
Plan
[Planting Map for Elm, Tilia, Rubia, Celtis, Deutzia, and other shrubs on Valley Road]circa 1926
Teuscher, Henry