legislation_cosponsors: 99-hr-4787, H000624

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-hr-4787	H000624	Rep. Hillis, Elwood H. [R-IN-5]	R	IN	1986-05-08	1