RIVER AND INLAND NAVIGATION

249

Fig. 17.

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Dike on the Carron, by Smeaton.

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Fig. 18.

Dike on the Ribble, by D. Stevenson.Fig. 19.

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Dikes to close small Branches of the Lower Rhine, in Holland.

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Fig. 20.

ig'6'-.x-8-6*x-.-'9’6'

Dike of the Po, ‘ en froldi, 5 or close upon the waterway.