legislation_cosponsors: 100-s-2467, W000647

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-2467	W000647	Sen. Wirth, Timothy [D-CO]	D	CO	1988-07-12	1