Outstanding in the observance of battle anniversaries at Antietam was the occasion of the 75th anniversary on September 17, 1937. Thirty-five thousand persons, including 50 veterans who fought at Antietam, joined in the observance held on the battleground near the Sunken Road. [Illustration: _The National Cemetery._] The Robert E. Lee Memorial tablet, located in a plot at the western limits of Sharpsburg, marks the headquarters of General Lee. General McClellan’s headquarters were in the Philip Pry house, 2 miles east of Sharpsburg near the Boonsboro Pike. [Illustration: _McClellan’s headquarters, the Philip Pry House._] The National Cemetery, located at the eastern limits of Sharpsburg, is the burial place of Federal dead from the Battles of Antietam, South Mountain, and minor engagements. The cemetery was established by an act of the Maryland legislature in March 1865; the dedication took place September 17, 1867, the fifth anniversary of the battle. The cemetery plot of 11 acres was deeded by the State of Maryland to the United States Government on March 13, 1878. Of 4,776 Civil War burials, 1,836 are listed as unidentified. The total number of burials, including nearly 300 from recent wars, is more than 5,000. _Administration_ The Antietam National Battlefield is a part of the National Park System, owned by the people of the United States and administered for them by the National Park Service, U.S. Department of the Interior. Communications should be addressed to the Superintendent, Antietam National Battlefield, P.O. Box 158, Sharpsburg, Maryland 21782. _Suggested Readings_ Bradford, Ned, editor, _Battles and Leaders of the Civil War_. Appleton-Century-Crofts, New York, 1956. These selections from the original four volume 1887-88 edition are excellent for on-the-spot impressions of participants. Should be used with caution concerning historical accuracy. Catton, Bruce, _Mr. Lincoln’s Army_. Doubleday & Company, Garden City, 1951. Popular well-written interpretive study with colorful battle accounts. Descriptions of camplife are very good. Commager, Henry S., editor, _The Blue and the Gray_. Bobbs-Merrill Company, Inc., New York, 1950. Fine selection of readings from the pens of participants. Again, as with _Battles and Leaders_, these accounts suffer from immediacy and should be used with caution. Freeman, D. S., _R. E. Lee_, Vol. II. Charles Scribner’s Sons, New York, 1934. Outstanding as biography and as military history. Detailed analysis of Lee’s actions as commander with vivid battle descriptions. Excellent footnotes for further reference. Hassler, Warren W., Jr., _General George B. McClellan, Shield of the Union_. Louisiana State University Press, Baton Rouge, 1957.