legislation_cosponsors: 101-hr-2273, R000436

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-hr-2273	R000436	Rep. Rose, Charlie [D-NC-7]	D	NC	1989-07-20	0