and a fall of not more than 9 inches; whilst the amount of time and expense would not be considerably greater than in the former. “The Reports of Mr. George Dance, Clerk of the City Works, and Bartholomew Sparruck, the Water-Carpenter of London Bridge, in answer to the questions of the Committee, in 1746, also furnish several very curious and interesting particulars concerning the building at that period, and the original is to be found at length in Maitland’s ‘_History_,’ already cited; and in Nos. II. and III. of Dr. Charles Hutton’s ‘_Tracts on Mathematical and Philosophical Subjects_,’ London, 1812, volume i., pages 115-122. The Report commences with a table of the depth of water, above, immediately under, and below every arch, beginning at the South end of the Bridge, which is to the following effect. “‘Name of the Lock. West Side. Under the Arch. East Side. Feet. Inch. Feet. Inch. Feet. Inch. Shore Lock 16 -- 5 9 8 10 Second Lock from Surrey Shore 14 6 9 -- 10 4 Rock Lock 22 3 3 -- 14 -- Fourth Lock from Surrey Shore 14 -- 7 -- 15 7 Fifth Lock from Surrey Shore 18 9 10 3 18 7 Roger Lock 17 7 8 7 15 11 Draw Lock 18 1 8 10 15 11 Nonesuch Lock 25 1 9 2 18 3 Pedlar’s Lock 17 8 5 9 18 6 Gutt Lock 21 2 5 6 17 8 Long Entry Lock 18 11 3 5 12 8 Chapel Lock 17 -- 2 4 22 -- St. Mary’s Lock 24 6 8 9 20 -- Little Lock 22 3 9 -- 17 4 King’s Lock 23 9 6 9 20 7 Shore Lock 19 9 6 11 21 10 Mill Lock 20 3 4 6 21 10 Mill Lock 19 4 7 9 14 1 Mill Lock 10 10 4 -- 13 10 Mill Lock 6 7 6 1 10 10’