The New Student's Reference Work/Siam, Gulf of
Siam (sī́-ăm′), Gulf of, an arm of the China Sea, south of Siam and west of Cochin-China. It is 245 miles wide at its entrance, and extends inland for 390 miles.
See also Gulf of Thailand on Wikipedia, and the disclaimer.
Siam (sī́-ăm′), Gulf of, an arm of the China Sea, south of Siam and west of Cochin-China. It is 245 miles wide at its entrance, and extends inland for 390 miles.