Angel Island, San Francisco Bay

Greeting plaque on Angel Island in Ayala Cove.

ANGEL ISLAND

IN 1775 THE PACKET SHIP SAN CARLOS, FIRST KNOWN
SPANISH SHIP TO ENTER SAN FRANCISCO BAY AN-
CHORED IN THIS COVE WHILE HER COMMANDER,
LIEUT. JUAN MANUEL DE AYALA, DIRECTED THE
FIRST SURVEY OF THE BAY. AYALA NAMED THIS
ISLAND ISLA DE LOS ANGELES. THE ISLAND HAS
BEEN A MEXICAN RANCHERO, U.S. MILITARY POST,
BAY DEFENSE SITE, AND BOTH A QUARANTINE AND
IMMIGRATION STATION