Drawing
Arboretum Landscape Teaching Aid Series: Three Norway Spruces1940 – 1960
Watts, May Theilgaard
Drawing
Evergreen Nature Trail Guide, page 4 illustrations and layout with preliminary sketches1940s
Watts, May Theilgaard
1940 – 1960
Watts, May Theilgaard
1940s
Watts, May Theilgaard