What to do and how to do it; the American boys handy book (1920)
Beard, Daniel Carter, 1850-1941 · New York, C. Scribner's sons · leaf 86
ed charcoal^ sand, and gravel—the charcoal at the bottom,the sand next, and the fine gravel or coarse sand on top. Thisfilter when in use should be hung over, but some distanceabove, an earthen-ware dish, and the water allowed to fall dropby drop, or in a small stream, from the pot to the dish, or… … Fiddler Crabs. CHAPTER VIII.HOW TO COLLECT FOF MARINE AQUARIUM. Near high-water mark, among the sea-weed and drift thathave been washed up by a storm, is a veritable curiosity shop,and one well worth* inspecting, but most of the animals to befound in this heterogeneous mass of drift, shells,…
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