‘‘Israel in Egypt,” of the toads and frogs. By his voice (Fig. 4). doctors who want a compact and portable apparatus. As regards the tree frogs and the Pelobatides, their voice is sonorous and clear, aud may be compared to the The cell block contains six cells, which produce a very sounds of a… … Thus, for example, the Bufo variabilis has a harsh, into the mouth ordown A DRY CELL FARADIC BATTERY. jerky voice, while the B. cinerius emits a sound like into the lungs, and is that of the representatives of the Pelobatides, although at first so deceived by As regards the notation or reproduction…
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