The Popular recreator. A key to in-door and out-door amusements .. (1873)
London, New York [etc.] Cassell, Petter & Galpin · leaf 259
The water, whenpiled up, as at page 189, had a surface exposure of only afew square inches, but half the water had an exposure ofmany square inches; and the health of the fishes was in thesame proportion. Mr. Gosse adverts to this law, and suggeststhat tanks be made broad and very shallow, so that… … THE AQUARIUM. 247 that whenever water and light co-exist at ordinary temperaturesvegetation will make its appearance. We are so used to seethis, and so generally unobservant of natural things, that wetake no heed of it. But when one reads of the hyssop whichgroweth on the wall, and are told that in…
Amusements · Games · Sports
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