Three volumes of The Documentary History of the Ratification of the Constitution: Ratification by the States cover Rhode Island:

• Volume 24: Rhode Island, No. 1 (John P. Kaminski et al. eds., 2011)
• Volume 25: Rhode Island, No. 2 (John P. Kaminski et al. eds., 2012)
• Volume 26: Rhode Island, No. 3 (John P. Kaminski et al. eds., 2013)

Volume 24: Rhode Island, No. 1

A. Freeman, Newport Herald, 3 April 1788, p. 220 

Volume 26: Rhode Island, No. 3

The Rhode Island Convention, Wednesday 3 March 1790, p. 916