http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
2 volumes (loose-leaf) : maps, portraits ; 30 cm. + 1 suppl. (loose-leaf)
Gives biographical data about the incumbent, PAC contributions, key votes, and election results for each Senate and House district.
Supplement contains information about candidates.