Page:Popular Science Monthly Volume 36.djvu/518



 A peculiar luster of the worm's belly Is a sign that it is about to change, And that its mouth will spin us its silk. Madam busies herself in preparing its bed, And lays it on the straw, that nothing may soil The immaculate thread which itself fixes.

method of manufacturing are so well known that it is not necessary to relate them in detail in this short address; but I must remark upon one feature which, I believe, exists nowhere but