legislation_cosponsors: 94-s-3476, B000851

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
94-s-3476	B000851	Sen. Brock, Bill [R-TN]	R	TN		0