http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Publications of the Astronomical and Astrophysical Society of America
Volume 1 includes abstracts of papers read at the Society's conferences, 1897-1909.
Volume 2 includes abstracts of papers read at the Society's conferences, 1910-1913; and "Report of Comet committee, 1909-1913, with index catalog of all photographs of Halley's comet reported to the committee."
Publications of the American Astronomical Society