try. He was not an expert manipulator, and for that reason probably he saw fit to do his work not in the excellently equipped laboratories that were at his disposal in London, but without consulting any one, and almost with an air of secrecy, in a rough little garden laboratory at the Keston establishment. He does not seem to have shown either great energy or great ability in this quest; indeed one gathers he dropped the inquiry after working at it intermittently for about a month.
This garden laboratory, in which the work was done, was very roughly equipped, supplied by a stand-pipe tap with water, and draining into a pipe that ran down into a swampy rush-bordered pool under an alder tree in a secluded corner of the common just outside the garden hedge. The pipe was cracked, and the residuum of the Food of the Gods escaped through the crack into a little puddle amidst clumps of rushes, just in time for the spring awakening.
Everything was astir with life in that scummy little corner. There was frog spawn adrift, tremulous with tadpoles just bursting their gelatinous envelopes; there were little pond snails creeping out into life, and under the green skin of the rush stems the larvæ of a big Water Beetle were struggling out of their egg cases. I doubt if the reader knows the larva of the beetle called (I know not why) Dytiscus. It is a jointed, queer-looking thing, very muscular and sudden in its movements, and given to swimming head downward with its tail out of water; the length of a man's top thumb joint it is, and more—two inches,
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