Sir Henry Stanley visits Cliff House?
March 1891
The San Francisco Examiner - Mar 19 1891
Sir Henry Stanley was definitely in San Francisco when this story
was published (see below stories), but the
writer, Derrick Dodd (pseudonym for Frank Harrison Gassaway;
link)
was an American humorist in the vein of
Mark Twain, so the story is possibly a fictional account.
San Francisco Call - 11 March 1891
The San Francisco Call - Mar 17 1891
More on Sir Henry M. Stanley: wikipedia