legislation_cosponsors: 112-hr-3759, T000462

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
112-hr-3759	T000462	Rep. Tiberi, Patrick J. [R-OH-12]	R	OH	2011-12-20	1