cularia, and at the same time are so con- by the armature when the valve moves. peculiar touch. It is better to examine the trees often enough structed as to form a very ingenious but extremely simple By means of a thermostat, the electric valve may be used to find tbe Jarvee when they are young,… … torily examined with a moderate Fig. 1.-SECTIONAL VIEW OF DIAPHRAGM VALVE. magnifier. Fig, 2.—SIDE The bladder is pear-shaped, with an opening at the small to control temperatures, the electric circuit being closed or less, of a shining greenish-black color. It is very coin- end. Around the mouth…
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