Anonyme, Hobbies, vol. 1-3, Buffalo Museum of Sciences, Buffalo Society of Natural Sciences, 1920, p. 150.
You should try to fathom the mysteries of the bottom of a brook or pond.The mysteries can only be solved with a dip-net and a pail in which carry hime the treasures. When you lodge your catch in an aquarium some of the moving sticks and stones resolves themselves into little he built in various fashions, and each each containing one inmate. Read about the habits of the Caddis-worm and Caddis-fly.