legislation_cosponsors: 100-hr-3971, G000212

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
100-hr-3971	G000212	Rep. Gilman, Benjamin A. [R-NY-22]	R	NY	1988-03-16	1