The file contains:a. Translation of undated cablegram from Tehran. The cablegram explores Iran's decision to take the Helmand river dispute to the United Nations Security Council, due to Afghanistan's multiple violations to the 1938 Agreement. Violations include constructing new canals and barring Iranian officials from entering the country, while demanding that an Afghan commission be allowed to visit Iran for studying.b. Historical note on the Goldsmith and McMahon Arbitration and Boundary Commissions and subsequent negotiations, January 18, 1950. The historical note provides an overview of the Goldsmith and McMahon arbitration attempts.c. Memorandum on validity of awards and agreements. The memorandum lists violations to awards and agreements by both Iran and Afghanistan.d. Memorandum on awards, June 6, 1956. The memorandum provides recommendations made by the Goldsmith and McMahon commissions.e. Iranian requirements. The report gives an overview of the Helmand river dispute, focusing on Seistan. The report incorporates past arbitrations and McMahon's irrigation and revenue reports.