bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor 99-s-2525,B000444,"Sen. Biden, Joseph R., Jr. [D-DE]",D,DE,1986-06-06,1 99-s-2525,M000241,"Sen. Mathias, Charles McC., Jr. [R-MD]",R,MD,1986-06-06,1 99-s-2525,L000174,"Sen. Leahy, Patrick J. [D-VT]",D,VT,1986-06-06,1 99-s-2525,L000148,"Sen. Laxalt, Paul D. [R-NV]",R,NV,1986-06-06,1 99-s-2525,D000259,"Sen. Denton, Jeremiah [R-AL]",R,AL,1986-06-06,1