• Federal Population Census for the entire United States, 1790-1930, with many indexes. Philadelphia enumeration district descriptions are available.
• Naturalization petitions and declarations filed with the federal courts of Delaware, Maryland, Pennsylvania, West Virginia, and Virginia. Dates vary. Indexing available for Delaware, Maryland, and Pennsylvania.
• Passenger lists for Baltimore, Galveston, Philadelphia, Vermont ports, and various other Atlantic and Gulf Ports. Dates vary. Indexing available for most lists.
• Military records.

Revolutionary War:	Compiled service records. Indexed. Pension and Bounty Land Warrant Files.
War of 1812:	Index to compiled service records.
Mexican War:	Compiled service records of volunteers from PA.
Civil War:	Index to compiled service records of Union soldiers from Delaware, Maryland, Pennsylvania, and West Virginia. Index to compiled service records of Confederate soldiers from Maryland and Virginia.
Spanish American War:	Index to compiled service records.

The holdings of this archive are described in Guide to Records in the National Archives-Mid Atlantic Region (SSH 016.974 Un3g), and in numerous handouts available from the Mid-Atlantic Branch. For a list of the holdings of the National Archives in Washington, D.C., see Guide to Federal Records in the National Archives of the United States, 3 vols. (AE 1.108:G 94/ - Government Publications Department at the Free Library).

NARA genealogy page.

Mid-Atlantic Branch of the National Archives.

National Archives, Mid-Atlantic Branch, 9th and Chestnut Streets, Philadelphia, PA 19107. (215) 606-0100.