legislation_cosponsors: 100-s-271, H000463

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
100-s-271	H000463	Sen. Helms, Jesse [R-NC]	R	NC	1987-02-17	1