legislation_cosponsors: 97-hconres-168, D000269

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
97-hconres-168	D000269	Rep. Derwinski, Edward J. [R-IL-4]	R	IL	1981-10-02	1