Upon submission of satisfactory evidence of title the Secretary of the Interior is authorized, in his discretion, to accept title on behalf of the United States to the following described land conveyed to William W. Kiskadden by warranty deed numbered 174403 from Mrs. Arah Chapman, recorded August 24, 1916, in book 339, page 231, records of Larimer County, Colorado: Beginning at the northeast corner of the southwest quarter of section 31, township 5 north, range 73 west, sixth principal meridian, Colorado; thence south four hundred and eighty feet; thence west two hundred feet; thence north 27 degrees 30 minutes west five hundred and forty-one feet; thence east four hundred and fifty feet to the place of beginning,