Arkansas v. Mississippi (256 U.S. 28…
“ State of Arkansas v. State of Tennessee, 246 U.S. 158, sec. 4, 38 Sup. Ct. 301, 62 L. Ed. 638, L. R. A. 1918D, 258.'After a study of all the evidence in the case and a careful examination of the physical facts on the ground at this time, the commissioners are unanimously of the opinion that 'Horseshoe Lake' or 'Old River' or 'Pecan Lake' was, at the time the avulsion or cut-off took place, the main navigable channel of the Mississippi river, and therefore this portion of the boundary line should follow in general the deepest water in this lake. ”
