Statistics for occurrence #1 of “San Francisco” in chapter 1.56, section c.1.56.63, page 253 of Southern Historical Society Papers, Volume 35.:

... see for a long time. Our course was shaped towards the coast of California, Lower California and Mexico, with the hope of falling in with some trans-Pacific vessels, or some of the steamships from San Francisco to Panama.
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
San Francisco (California, United States) 2,296 17 86 3 0 user votes
San Francisco (New Mexico, United States) 2 0 0 0 0 user votes
San Francisco 0 0 0 0 0 user votes
San Francisco (Argentina) 0 0 0 0 0 user votes
San Francisco (Colombia) 0 0 0 0 0 user votes
San Francisco (Costa Rica) 0 0 0 0 0 user votes
San Francisco (Missouri, United States) 0 0 0 0 0 user votes
San Francisco (Panama) 0 0 0 0 0 user votes
San Francisco (Philippines) 0 0 0 0 0 user votes
San Francisco (Philippines) 0 0 0 0 0 user votes
San Francisco (Texas, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.