legislation_cosponsors: 101-hr-3391, R000262

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
101-hr-3391	R000262	Rep. Rinaldo, Matthew J. [R-NJ-7]	R	NJ	1990-06-26	0