legislation_cosponsors: 113-hconres-59, G000565

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
113-hconres-59	G000565	Rep. Gosar, Paul A. [R-AZ-4]	R	AZ	2013-10-08	1