 | 1838 - 906 էջ
...the highest mast head, led down the after part of the mast, until it arrives at the lower mast head, and from thence led as a backstay to the outside of...to the water, without interruption or contact with any thing that can possibly produce ill effects. Annale of Eleelrieity. West's Patent Forge-backs.... | |
 | Henry Minchin Noad - 1844 - 512 էջ
...of a metallic rope, to be fixed to a copper point at the highest mast-head, led down the after part of the mast until it arrives at the lower masthead,...ship, and there fastened to her copper sheathing. (182) In answer to Mr. Roberta's objections, Professor Wheatstone stated to the Committee, " that the... | |
 | Freeman Hunt, Thomas Prentice Kettell, William Buck Dana - 1849 - 714 էջ
...other rope. Let this rope be fixed to a copper point at the highest mast-head, led down the after part of the mast until it arrives at the lower mast-head,...water, without interruption or contact with anything thai can possibly produce ill effects." — Annals of Electricity, vol. 1, page 469. Mr. Sturgeon,... | |
 | 1849 - 708 էջ
...other rope. Let this rope be fixed to a copper point at the highest mast-head, led down the after part of the mast until it arrives at the lower mast-head,...and from thence led as a backstay to the outside of t^e ship, and there fastened to her copper sheathing. By this means, a perfect metallic conducting... | |
 | 1838 - 456 էջ
...the highest mast head, led down the after part of the mast, until it arrives at the lower mast head, and from thence led as a backstay to the outside of...to the water, without interruption or contact with any thing that can possibly produce ill effects. Annals ot Electricity. West's Patent Forge-backs.... | |
 | 578 էջ
...the highest mast head, led down the after part of the mast, until it arrives at the lower mast head, and from thence led as a backstay to the outside of...to the water, without interruption or contact with any thing that can possibly produce ill effects. When the masts are struck, or half struck, the spare... | |
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Let this rope be 6xed to a copper point at the highest mast head, led down the after part of the mast, until it arrives at the lower mast head, and from thence led as a backstay to the outside of the ship, and there fastened to her copper sheathing. By... 