A true copy of the original plat in this Office. Surveyor General's Office - Chillicothe, 24th November 1827. Edwa. Tiffin, Sur. Gen.; "To authorize the President of the United States to ascertain and designate the northern boundary of the state of Indiana: passed March 2nd 1827."; Possibly from: Northern Boundary of Indiana: message from the president of the United States, 1828. 158 x 25 centimeters Scale indeterminable General Map Collection