legislation_cosponsors: 108-s-2467, C001042

Cosponsors for tracked legislation. Distinguishes original cosponsors (signed on at introduction) from later additions. Linked to congress_members via bioguide_id.

This data as json

bill_id	bioguide_id	full_name	party	state	sponsorship_date	is_original_cosponsor
108-s-2467	C001042	Sen. Corzine, Jon S. [D-NJ]	D	NJ	2004-05-20	1