, and 8), flagstaffs, and the like. When used in con- of the applications of the principle is due to the junior mem- nection with tube wells a slightly modified arrangement has ber. The piles, says Engineering, are tubular, and can to be employed in consequence of the necessity which then arises… … be made of either wrought or cast iron, and the thickness of the metal can be proportioned to suit the varying circum- stances of construction. The lower end of the pile, asshown one curved and one V shaped jaw, each jaw having a guide in Figs. t and 6 of our engravings, is made solid and pointed,…
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