congress number 75-110
icpsr and poole-rosenthal id number
icpsr state code
congressional district -- 0 for Pres. and Senator
name of state
party code, 100=D, 200=R (see http://voteview.ucsd.edu/party3.htm)
name of member
common space score 1st
common space score 2nd
0=House, 1=Senate, 2=President