The convention for the resurvey of the boundary from the Rio Grande to the Pacific having been ratified and exchanged, the preliminary reconnoissance therein stipulated has been effected.
"Complete State of the Union Addresses from 1790 to the Present"
Various
Some thirty-five years afterward it became necessary to resurvey one of its lines, and recourse was had to the original surveys.
"The Falls of Niagara and Other Famous Cataracts"
George W. Holley
The first reaction would undoubtedly be an immediate resurvey of Mars.
"The Flying Saucers are Real"
Donald Keyhoe