legislation_cosponsors: 99-hr-5262, L000411

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-5262	L000411	Rep. Long, Cathy (Mrs. Gillis) [D-LA-8]	D	LA	1986-09-19	0