Proceedings.] DISCUSSION ON RECENT HYDRAULIC EXPERIMENTS. '6 Anndes des Ponts et Chauss(?es," desiring thereby to induce French students of the subject to consult Major Cunningham's CORRESPONDENCE ON HYDRAULIC EXPERIMENTS. [Minutes of Mr. Gordon. of nearly 200 feet wide by 12 feet deep, and in its discharge of nearly 7,500 cubic feet of water per second. It verged on the

GORDON ON THE IRAWADI DELTA. [Selected (Papev No. 2678.) " Hydraulic Work in the Irawadi Delta." By ROBERT GORDON, &I. Inst. C.E. THE construction of embankments in the delta of the Irawadi was accompanied by great natural changes in the v&me of the river in the immediate neighbourhood of the works, the design of which had to be modified from the first plans. The Government of India required that surveys and studies should be made of the river and its floods, and of the localities affected by the embankments, and permitted only a slow and tentative progress in the extension of the latter ; which was for the most part carried out during the years 1863 to 1883. The principal works are situated on the western side of the main channel of the river. The names of these and the cost of their construction and repair to the 31st of March, 1892, are :-(l) The Kyangheen Embankment.-About 9 miles long. Protects the town of Kyangheen and about 4 square miles of rice land. Rupees.