Air quality criteria for storage of paper-based archival records / Robert G. Mathey ... [et al.] ; prepared for Public Buildings Service, General Services Administration, National Capitol Region [and] National Archives and Records Service
Preliminary inventory of the records of the United States House of Representatives, 1789-1946 (Record group 233) Compiled by Buford Rowland, Handy B. Fant and Harold E. Hufford
The formation of the Union, an exhibit; the Declaration of independence, the Constitution, and the Bill of rights, together with other documents reflecting events that led to American independence and the establishment of the Federal Union
Records of the Board of Commissioners for the emancipation of slaves in the District of Columbia, 1852-1863 [microform] / National Archives, National Archives and Record Service, General Services Administration
Preliminary inventory of the records of United States participation in international conferences, commissions, and expositions (Record group 43) / compiled by H. Stephen Helton