legislation_cosponsors: 98-hr-5571, J000072

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
98-hr-5571	J000072	Rep. Jeffords, James M. [R-VT-At Large]	R	VT	1984-05-02	1