legislation_cosponsors: 98-hconres-181, W000426

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
98-hconres-181	W000426	Rep. Whittaker, Bob [R-KS-5]	R	KS	1983-11-04	0