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Scientific American, Vol. 95, No. 12 (September 1906) (1906)

leaf 7

An illustration from Scientific American, Vol. 95, No. 12 (September 1906), 1906, leaf 7
as an Alpin- thickness and are made of seasoned timber, so that tactics. One work of the engineer is the construction they are not affected by dampness or the weather. ist; nor is this strange, when it is remembered that of pontoon bridges of suitable size and strength to per- Upon them is placed… … of fours, as well as batter- in other portions of Europe. ies and field pieces drawn Descending a Mountain Side on Snowshoes. During winter as well as by horses. The pontoons summer the Swiss soldier are also utilized independently of bridge work for airy, if necessary, and even of field artillery.…

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