legislation_cosponsors: 108-s-2657, A000069

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-2657	A000069	Sen. Akaka, Daniel K. [D-HI]	D	HI	2004-07-14	1