51.   He was unharmed, but had found no trace of the missing man.

52.   He was taking Luvox, an anti-depressant, and traces were found in his body, according to the coroner.

53.   However, a year later, batteries of tests had failed to find any trace of it.

54.   In fact, only traces were found.

55.   In June, American experts at a military testing center in Aberdeen, Md., said they had found traces of the banned poison gas.

56.   In recent examinations of old warhead remnants, for example, weapons experts found more traces of anthrax than they could explain.

57.   Inexplicably, surgeons later found no trace of the disease, and the only remaining evidence of that long-ago ordeal are the scars on his neck.

58.   In the course of the testing, they found traces of a chemical compound, or trimer, that is a byproduct of styrene and acrylonitrile.

59.   In Washington, investigators recently found traces of anthrax in the offices of Sen. Joseph Lieberman and Christopher Dodd, both of Connecticut.

60.   Indiana and Missouri facilities where traces were found did not handle general mail, he said.