TABLE II.-Partial report of the operations of certain of the pipe-line hydraulic dredges belonging to the Engineer Department, U. S. Army, for the fiscal year ending June 30, 1910-Continued.

TABLE II.-Partial report of the operations of certain of the pipe-line hydraulic dredges belonging to the Engineer Department, U. S. Army, for the fiscal year ending June 30, 1910-Continued.

Rate of advance per hour.
Amount dredged during year.
Average amount dredged:
Per hour...
Per day..

TABLE II.-Partial report of the operations of certain of the pipe-line hydraulic dredges belonging to the Engineer Department, U. S. Army, for the fiscal year ending June 30, 1910-Continued.