Proyecto de ensanche del puerto de la capital : memoria justificativa.

Mode of access: Internet.

Régimen del gobierno y administración civil de la Isla de Puerto Rico : reformas planteadas con arreglo á la ley de Bases de 15 de marzo de 1895 : apéndice á las leyes y decretos.

Errata included.

Indice alfabético de ocupaciones e industrias. Puerto Rico censo de población: 1950. Alphabetical index of occupations and industries. Puerto Rico census of population: 1950.

Mode of access: Internet.

Report on the inspection of U.S. military bases in Puerto Rico, Cuba, and the Panama Canal Zone of the Committee on Armed Services, House of Representatives, Ninety-sixth Congress, second session.

"March 20, 1980."

Final post-ASAP progress report - Puerto Rico Alcohol Safety Action Project.

National Highway Traffic Safety Commission, Washington, D.C.

Puerto Rico ASAP. Final report.

National Highway Traffic Safety Administration, Office of Driver and Pedestrian Programs, Washington, D.C.

Puerto Rico Alcohol Safety Action Project: an anlaysis of the impact of ASAP on the traffic safety system (final analysis of the judicial system). Section II: analytic study IV 1972-1975. Final report.

Alcohol Safety Action Project--Puerto Rico, San Juan

1963 census of manufactures; Puerto Rico.

Prefatory matter and appendices in English and Spanish.

16th census of the United States: 1940. Población. Boletín núm. 1-[3] ... Puerto Rico.

Nos. 2-3 have title: Censo décimosexto de los Estados Unidos: 1940.Puerto Rico. Población ....

Annual book on statistics of Puerto Rico.

Mode of access: Internet.

Correspondencia de Don Antonio Varas sobre la candidatura presidencial de Don Manuel Montt, 1850.

Mode of access: Internet.

Historia de los diez años de la administracion de Don Manuel Montt,

Mode of access: Internet.

An Economic report on the gloves and mittens industry in Puerto Rico /

Cover title.

Hydrologic study. Western Division, South Coast Irrigation District for Puerto Rico Water Resources Authority,

Mode of access: Internet.

Prehistoria de Puerto Rico

Mode of access: Internet.