For many years my late husband, Gardner Botsford, kept a small black-and-white snapshot on his desk of a man and woman wearing shorts, walking one behind the other on a tennis court. I didn't know who the couple were but assumed they were friends from Gardner's life before our marriage, people he had been close to and fond of. One day I asked him who they were and he laughed and said he had no idea. He had plucked the picture from a pile of rejects on their way to the wastebasket. It had leaped out at him as an example of an outstandingly terrible snapshot, one that had everything the matter with it. The couple had their backs to the camera; the tennis court showed a few white lines; there were undifferentiated shrubs and trees edging one side of the asphalt. That was all. I saw what my husband saw and laughed with him. There was no reason for the existence of this picture. Keeping it was a wonderful exercise in absurdism.
A few years later, in 1980, I had occasion to think of this picture in a new way. [...]