bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor 101-s-3087,B001210,"Sen. Byrd, Robert C. [D-WV]",D,WV,1990-09-20,1 101-s-3087,W000154,"Sen. Warner, John [R-VA]",R,VA,1990-09-20,1 101-s-3087,H000343,"Sen. Hatfield, Mark O. [R-OR]",R,OR,1990-09-20,1 101-s-3087,E000284,"Sen. Exon, J. James [D-NE]",D,NE,1990-09-20,1