legislation_cosponsors: 98-sjres-313, A000219

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-sjres-313	A000219	Sen. Armstrong, William L. [R-CO]	R	CO	1984-06-15	1