Covers the conterminous United States. Relief shown by contours, gradient tints, form lines, and spot heights. Geographic coverage complete in 87 sheets. Includes multiple editions of all maps. Accompanied by Coast and Geodetic Survey index (on sheet 41 x 56 cm.). Later sheets by the National Ocean Survey and by the Federal Aviation Administration. Text, ill., and diagrams on verso of later sheets. Sheets individually titled, e.g.: Aberdeen, sectional aeronautical chart -- Lake of the Woods, sectional aeronautical chart -- New Orleans, sectional aeronautical chart, etc. Available also through the Library of Congress Web site as a raster image.
U.S. Coast And Geodetic Survey; United States. Federal Aviation Administration; National Ocean Survey
1927
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/2009582532/">https://www.loc.gov/item/2009582532/</a>