. Handbook of nature-study for teachers and parents, based on the Cornell nature-study leaflets. Nature study. Promethea cocoons. Note how the leaves are fastened by silk to the twigs. Photo by M. v. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Comstock, Anna Botsford, 1854-1930. Ithaca, N. Y. , Comstock Publishing Company

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Keywords: ., bookauthorcomstockannabotsford1, bookcentury1900, bookdecade1910