Under a provision of an act of Congress entitled "An act to authorize the appointment of a commission by the President of the United States to run and mark the boundary lines between a portion of the Indian Territory and the State of Texas, in connection with a similar commission to be appointed by the State of Texas," Major S. M. Mansfield, Corps of Engineers, is detailed, in addition to those officers named in Executive order dated September 23, 1885, in obedience to the provisions of said act of Congress, to act in conjunction with such persons as have been appointed by the State of Texas to ascertain and mark the point where the one hundredth meridian of longitude crosses the Red River.
GROVER CLEVELAND
Grover Cleveland, Executive Order Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/205008