legislation_cosponsors: 99-hr-4567, R000384

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
99-hr-4567	R000384	Rep. Roemer, Buddy [D-LA-4]	D	LA	1986-07-16	0