legislation_cosponsors: 99-hr-5381, M000174

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-5381	M000174	Rep. Martin, David O'B. [R-NY-26]	R	NY	1986-08-13	0