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Scientific American, Vol. 90, No. 8 (February 1904) (1904)
leaf 12
d the tate driving the anchor into the ground. Two arms Washington, D. C, who invented this device, has just rail is securely covered thereby at all times. which are pivoted side by side to this head are each secured a patent on an improvement of the previous formed at the pivotal end with one edge… … the other hand, danger to human life is ever present. THE DISK TYPE OF WATER METER. IMPROVED LAND ANCHOR. © 1904 SCIENTIFIC AMERICAN, INC.Armor · Torpedo · Guns · Patents · Tons · Inches · Gas engine · Scientific American · Guns mounted · American february · Torpedo tubes · Supplemental guard · Free edge · Port arthur · American supplements · Armored cruiser
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