legislation_cosponsors: 96-hconres-190, R000489

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
96-hconres-190	R000489	Rep. Royer, William [R-CA-11]	R			0