Report [of the Commissioner of the Interior for Porto Rico to the Secretary of the Interior, USA

Successively Issued by: Dept. of the Interior; Dept. of Public Works

Report of the Federal Experiment Station in Puerto Rico /

Report year ends June 30.

Memorial histórico español: colección de documentos, opúsculos y antigüedades ...

Imprint varies.

Sedimentation survey of Lago Dos Bocas, Puerto Rico, August 1994 /

Mode of access: Internet.

Scientific survey of Porto Rico and the Virgin Islands

Not published: v. 11, pt. 2; v. 13

Our island empire : a hand-book of Cuba, Porto Rico, Hawaii, and the Philippine Islands /

Mode of access: Internet.

Act and Resolutions of the Legislative Assembly of Puerto Rico

Mode of access: Internet.

Estudio histórico sobre San Luis Potosí,

Photocopy.

Introduction to 1990 census products for Puerto Rico.

Shipping list no.: 91-655-P.

Acts and resolutions of Puerto Rico.

Numbering starts over again with 1953.

Political status of Puerto Rico : hearings before the Committee on Energy and Natural Resources, United States Senate, One Hundred First Congress, first session, on S. 710, S. 711, and S. 712.

"San Juan, Puerto Rico, June 16, 17, and 19, 1989"--Pt. 2.

Trees of Puerto Rico

Mode of access: Internet.

Revista de Agricultura de Puerto Rico

Mode of access: Internet.

Geologic and water-supply reports and maps : Puerto Rico-Virgin Islands.

Mode of access: Internet.

Campo de Batalla Palo Alto, Sitio Histórico Nacional, Texas : borrador, plan general administrativo, evaluación del medio ambiente.

Mode of access: Internet.