"One didn't expect to see one down here--on a good cause." "No?
Well, you do see one, nevertheless.

One is at work on an exhibit for one's school, you see.

Each of us girls was assigned a subject for vacation work.

Mine is 'Desert Glimpses'-- a collection of pictures, curios and so on, representing points of interest in the desert country.
I've a horned toad at home, and a blue-tailed lizard, and some pictures of jack rabbits, with their ears attached to the frame, and quite a few rattlesnake rattles.

So to-day," she smiled again at him, "I rode down here to take a picture of you!" "Thanks," said Johnny, apparently unmoved.