ments. The pipes are at various ports, both at home and divided into groups con- abroad. It is not our intention to enu- trolled by valves, which merate the numerous exhibits, but are worked by one man on ratherin the present and succeeding the upper deck. The out- articles to describe and illus-… … ¥ Fig, 2. FLOATING DEPOSITING DOCK AND HYDRAULIC GRID DOCK. Fig. 3. In our present notice we confine ourselves to a gene-| The broad, shallow pontoon attached on the left of the | means of gangways passing through the side of the ral description of this dock and the hydraulic grid. |verticalside of…
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