legislation_cosponsors: 99-hr-5366, Y000051

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-5366	Y000051	Rep. Young, Robert A. [D-MO-2]	D	MO	1986-08-08	1