legislation_cosponsors: 97-s-546, R000497

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
97-s-546	R000497	Sen. Rudman, Warren [R-NH]	R	NH	1981-06-03	0