legislation_cosponsors: 98-hconres-306, P000444

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
98-hconres-306	P000444	Rep. Porter, John Edward [R-IL-10]	R	IL	1984-10-02	0