legislation_cosponsors: 111-hconres-288, S001165

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
111-hconres-288	S001165	Rep. Sires, Albio [D-NJ-13]	D	NJ	2010-06-14	1