legislation_cosponsors: 97-hconres-251, D000326

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-251	D000326	Rep. Dickinson, William L. [R-AL-2]	R	AL	1982-02-09	1