“To spread contagious diseases was Jan’s
favorite activity. He carried on his person an
astonishing collection of every type of lethal agent. He
had an attractive, specially constructed little box in
which were housed lice that bore microbes,
typhoid-bearing germs and others. I was so repelled by
this notion that I forebore to gather more specific
information. His methods, however, were well-known among
us.