"1948 magnetic declination for this sheet varies from 14°00ʹ easterly for the center of the west edge to 13°45ʹ easterly for the center of the east edge. Mean annual change is 0°02ʹ westerly."
"Contour interval 100 and 250 feet, changing on the 6000 foot contour."
"Prepared under the direction of the Chief of Engineers, U.S. Army, 1942 ... Marginal data revised and Universal Transverse Mercator Grid added, 1948."
Other maps: Index to boundaries -- Index to adjoining sheets.
Relief shown by contours and spot heights.