legislation_cosponsors: 103-sjres-30, B000993

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
103-sjres-30	B000993	Sen. Bryan, Richard H. [D-NV]	D	NV	1993-03-04	0