legislation_cosponsors: 110-hconres-330, P000258

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
110-hconres-330	P000258	Rep. Peterson, Collin C. [D-MN-7]	D	MN	2008-04-17	1