legislation_cosponsors: 101-hres-41, M000291

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
101-hres-41	M000291	Rep. Mazzoli, Romano L. [D-KY-3]	D	KY	1989-04-27	0