legislation_cosponsors: 99-hjres-613, G000524

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
99-hjres-613	G000524	Rep. Gunderson, Steve [R-WI-3]	R	WI	1986-04-29	1