legislation_cosponsors: 104-s-1954, K000088

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
104-s-1954	K000088	Sen. Kempthorne, Dirk [R-ID]	R	ID	1996-07-16	1