legislation_cosponsors: 94-sjres-3, M001121

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-sjres-3	M001121	Sen. Muskie, Edmund S. [D-ME]	D			0