legislation_cosponsors: 105-s-361, R000295

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
105-s-361	R000295	Sen. Robb, Charles S. [D-VA]	D	VA	1998-09-21	0