U. S. Geological Survey, Charles D. Walcott, Director.
"Alfred H. Brooks, Geologist in charge. Topography by T.G. Gerdine, R.B. Oliver, and W.R. Hill. Control by U.S. Coast and Geodetic Survey."
"Surveyed in 1904."
"Contour interval 25 feet."
"Datum is mean sea level.'
Relief shown by contours and spot heights.
Words above the scale indicate that map continues on sheet: "(Nome Special Map)."