http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
including results of the fourth manned orbital flight, May 15 and 16, 1963
Results of the fourth manned orbital flight, May 15 and 16, 1963
National Aeronautics and Space Administration.
Office of Scientific and Technical Information.
Electronic reproduction. Washington, D.C. : NASA History Office.
Mode of access: Internet from the NASA History Office web site. Address as of 5/24/06: http://www.hq.nasa.gov/office/pao/History/SP-45/cover.htm; current access is available via PURL.
Mercury Project summary : including results of the fourth manned orbital flight, May 15 and 16, 1963