legislation_cosponsors: 99-hres-37, F000392

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-hres-37	F000392	Rep. Frost, Martin [D-TX-24]	D	TX	1985-02-07	0