http://www.sfgate.com/restaurants/article/Castagnola-s-is-wharf-s-oldest-restaurant-4926634.php

This is part of a series exploring the Port of San Francisco restaurants. These waterfront spots embrace and reflect the city's oldest - and newest - culinary traditions, and have plenty of stories to tell. Previous articles are at www.sfgate.com/food and www.sfchronicle.com/food.