Raking the Ashes: Genealogical Strategies for Pre-1906 San Francisco Research
This is an excellent book by Nancy Peterson, certified genealogist, genealogy teacher, and the California Genealogical Society's research committee chairperson.
She provides specific suggestions on where to start and points to substitutes for records destroyed
in the 1906 earthquake.
A Research Journey with Ron Filion: In Search of A.W. Barron
It all began with an old photograph of an unknown man
found in a local antique bookstore. "Who was this man? Where did
he come from? Who and where were his family?" Follow along with this fascinating
trip among various records, resources and repositories. Whether you're
a beginner or an experienced genealogical researcher, you're bound to pick
up some new research ideas and techniques.
Civic Center Research Guide Map (via Google)