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Scientific American, Vol. 76, No. 7 (February 1897) (1897)

leaf 4

An illustration from Scientific American, Vol. 76, No. 7 (February 1897), 1897, leaf 4
uts In 1895. gation Company's Arsenal of Trieste, with photographs proved extraordinarily useful. In addition to the work The annual report of Mr. J. Burnett, of the Labor of a type of very compact portable electric drilling ma- of boring holes, they are used for countersinking, cut- Department of… … average duration per head of Illedals. ELECTBIC DRILL, SHOWING HOTOB, JOINTED SHAFTING AND DBILL. At the anniversary meeting disputes in 1895 was 21 "6 days, of the Royal Society, the as against 29 "5 in the preced- president, Sir Joseph Lister, announced, says the for over three years, and has…

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