Columbia subject headings:
Activism--Fiction.
Brothers--Fiction.
Coal miners--Fiction.
Flynn, Elizabeth Gurley--Fiction.
Historical fiction.
Industrial Workers of the World--Fiction.
Irish Americans--Fiction.
Labor movement--Fiction.
Labor unions--Fiction.
Orphans--Fiction.
Washington (State)--Fiction.
Harvard subject headings:
Activism--Fiction.
Brothers--Fiction
Historical fiction
Industrial Workers of the World--Fiction.
Orphans--Fiction
Washington (State)--Fiction
Princeton subject headings:
Activism--Fiction.
Brothers--Fiction.
Coal miners--Fiction.
Flynn, Elizabeth Gurley--Fiction.
Historical fiction.
Industrial Workers of the World--Fiction.
Irish Americans--Fiction.
Labor movement--Fiction.
Labor unions--Fiction.
Orphans--Fiction.
Washington (State)--Fiction.