CHAPTER VI.
POLLY TRIES A LITTLE MISSIONARY WORK.
One change had come over their life during these months which, although not explained in Polly's correspondence, concerns our little circle of people very intimately.
The Olivers had been in San Francisco over a month, but though Edgar Noble had been advised of the fact, he had not come over from Berkeley to see his old friends.

Polly had at length written him a note, which still remained unanswered when she started one afternoon on a trip across the bay for her first Spanish conversation with Professor Salazar.

She had once visited the university buildings, but Professor Salazar lived not only at some distance from the college, but at some distance from everything else.

Still, she had elaborate written directions in her pocket, and hoped to find the place without difficulty.
She had no sooner alighted at the station than she felt an uneasy consciousness that it was not the right one, and that she should have gone farther before leaving the railway.

However, there was no certainty about it in her mind, so after asking at two houses half a mile apart, and finding that the inmates had never heard of Professor Salazar's existence, she walked down a shady road, hoping to find another household where his name and fame had penetrated.
The appointed hour for the lessons was half past three on Fridays, but it was after four, and Polly seemed to be walking farther and farther away from civilization.
"I shall have to give it up," she thought; "I will go back to the station where I got off and wait until the next train for San Francisco comes along, which will be nobody knows when.