hide Matching Documents

The documents where this entity occurs most often are shown below. Click on a document to open it.

Document Max. Freq Min. Freq
Knight's Mechanical Encyclopedia (ed. Knight) 2 0 Browse Search
View all matching documents...

Your search returned 2 results in 1 document section:

reathes with difficulty; his extremities are cold and neck painful. Twice he nearly faints and ceases to breathe. His sight appears troubled, everything turns round with him, and his gaze has no steadiness. This, as the idiom shows, is the French account, and is preferably given without impairing its graphic character. The conclusion arrived at on this occasion was, that it was impracticable to work for any length of time at a depth exceeding 130 feet. In 1869, however, the ship Hamilla Mitchell was lost on the Leuconia rocks, near Shanghai; and two English divers, provided with the apparatus of Siebe and Gorman, were subsequently sent from Liverpool to attempt the rescue of the treasure on board. One of these succeeded in remaining four consecutive hours under water at the depth of 23 fathoms upon one occasion, during which he recovered 64 boxes of specie. The engraving on the opposite page illustrates submarine operations at the anchorage off Gibraltar, as conducted with