Mr. Olney to Mr. Calvo.

No. 12.]

Sir: I have the honor to acknowledge the receipt of your note of the 1st instant, with which you inclose copy of the convention between Costa Rica and Nicaragua for the demarcation of the boundary between the two countries, one of the articles of which provides for the appointment by the President of the United States of an engineer to decide any point of disagreement between their respective commissioners.

The President will be happy to appoint an engineer in accordance with the above-referred-to provision upon the receipt of the joint request of the two Governments.

Accept, etc.,

Richard Olney.