n in the engraving, is similar to that in ordinary use. metals, The Celebrated Niagara Suspension Bridge. It is shown in both the views in section. On a projection on For many years it was a question discussed by the mer- one side of it is pivoted a double lever cam with a thumb chants and tke… … eccentric or cam impinges rigidly and firmly on the surface of the Niagara river. ————__ > of the handle or stick and the umbrella can be held open. solved by the erection of the suspension bridge, which is to MONEY’S IMPROVEMENT IN UMBRELLAS, On the contrary, when the upper end is forced in toward…
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