legislation_cosponsors: 99-hconres-39, S000465

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-hconres-39	S000465	Rep. Skelton, Ike [D-MO-4]	D	MO	1985-02-28	0