Comstock, Anna Botsford, 1854-1930.
Handbook of nature-study for teachers and parents, based on the Cornell nature-study leaflets, with much additional material and many new illustrations, by Anna Botsford Comstock ... - Ithaca, N.Y., Comstock Publishing Company, 1911. - xvii, [1] 938 p. front, illus. 24 cm.
"Books of reference.": p. [924]-928.
11026779
Nature study.
QH53 / .C7
Handbook of nature-study for teachers and parents, based on the Cornell nature-study leaflets, with much additional material and many new illustrations, by Anna Botsford Comstock ... - Ithaca, N.Y., Comstock Publishing Company, 1911. - xvii, [1] 938 p. front, illus. 24 cm.
"Books of reference.": p. [924]-928.
11026779
Nature study.
QH53 / .C7