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Scientific American, Vol. 67, No. 13 (1892) (1892)
leaf 3
United States in 1890 is 32,067,880, and the ly finished. They are furnished in three sizes, 6 and 9 whole number of females 30,554,370. For the United In Fig. 2 is shown the swinging shaft which gives it a States as a whole, therefore, there are for every 100,000 inch; 12 and 18 inch; and 30 inch,… … 4—AS A DEPTH GAUGE. Fig. 1. Fig. © 1892 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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