legislation_cosponsors: 101-hconres-37, K000319

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-hconres-37	K000319	Rep. Kostmayer, Peter H. [D-PA-8]	D	PA	1989-04-17	0