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Scientific American, Vol. 82, No. 19 (1900) (1900)

leaf 3

An illustration from Scientific American, Vol. 82, No. 19 (1900), 1900, leaf 3
g steel con- —_— 0 to be secured to the other side-bar by means of a hook tacts, which are provided with terminals. and are con- . Early Methods of Food Preservation. and keeper. By releasing the hook, the lazy-tongs can be nected by means of a flexible wire to the terminals of Dr. 8. Rideal… … owned by Krupp. The foundation of these gigantic total requests for such work to date have exceeded works was laid in 1810 by the grandfather of the head 1,600,000 acres. Forest fires have been studied historic- of the present firm. Essen was then a small. town of a low-range voltmeter carried in a…

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