Cussler, Clive
The latest of the Isaac Bell adventure series. It is 1902
and a bright
inexperienced young man named Isaac Bell
only two years out of his apprenticeship at the Van Dorn Detective Agency
has an urgent message for his boss. Hired to hunt for radical unionist saboteurs in the coal mines
he is witness to a terrible accident that makes him think that something else is going on
that provocateurs are at work and bigger stakes are in play.