De Castro v. Board of Comm'rs of San Juan

In this case the petition urged as a ground for certiorari, which moved us to grant it, that the decision of the Court of Appeals below, as in a companion case, Mario Mercado E Hijos v. Commins, post, p. 465, “practically closes the doors of the appellate court below” to appeals which the statutes of the United States allow to Puerto Rican litigants in the insular courts and “discriminates in favor of the fortunate persons” who, through diversity of citizenship, can take their cases to the United States District Court for Puerto Rico, 1 instead of to the insular courts.

Petitioner brought the…