LENSES PROVE POOR ALIBI.Mystsry of California Ranch Fires Exposed In Court.Accused of stiirtlDg many disastrous ranch Area, Henry Clfly, a Snu Diego ranchman, has been placed on trial iu the federal court of California.These Ores always started wher. he was miles away and in a position to present an alibi, and the ranchmen earno to look upon him with superstitious awe and long refused to testify against him.At a recent big fire at .Tatnul, however, federal detectives found two of his alleged traps/' These were old spectaclo lenses nrranged on wires so that the sun's rays would focus on matches and leaves and start the blaze.Clay was traced to both traps by reason of his horse having n deformed foot.