The previous page is sending you to https://www.alamy.com/the-american-entomologist-entomology-5-the-american-entomologist-the-ailanthus-silk-worm-attacus-saiia-cynthia-in-the-last-number-of-science-news-a-worthy-monthly-the-discontinuance-of-which-we-regret-we-gave-some-account-of-the-ailanthus-silk-worm-and-herewith-reproduce-portions-of-the-articleed-the-serious-failure-of-the-french-silk-crop-the-present-year-has-caused-renewed-attention-to-be-paid-to-other-silk-produc-fig-twisting-of-several-of-the-simple-threads-to-gether-the-difficulty-in-thus-twisting-or-combining-several-threads-of-this-silk-has-in-the-past-proved-image237580738.html.

 If you do not want to visit that page, you can return to the previous page.