COOLDIGE, CALVIN, President. Typed letter signed ("Calvin Coolidge") as President, to Reverend Charles S. Macfarland, Washington, D.C., 12 September 1923. 1 page, 4to, integral blanks, Whit House stationery. A note of thanks to Macfarland for his (and that of the Federal Council of the Churches of Christ in America): "...approval of the action of our government in resuming relations with Mexico," which had only recently occurred with the official recognition of President Obregon of Mexico on 31 August.