1. For previous correspondence, see Foreign Relations, 1941, vol. vii, pp. 590 ff.
  2. For correspondence regarding the negotiation of the agreement, see Foreign Relations, 1941, vol. vii, pp. 549 ff.
  3. For previous correspondence, see Foreign Relations, 1941, Vol. vii, pp. 558 ff.
  4. For previous correspondence respecting the Rio Negro project, see Foreign Relations, 1941, vol. vii, pp. 594 ff.