shall knowingly and willingly obstruct, hinder, or prevent
such claimant, his agent or attorney, or any person or persons
lawfully assisting him, her, or them, from arresting such a
fugitive from service or labor, either with or without process
as aforesaid, or shall rescue, or attempt to rescue, such
fugitive from service or labor, from the custody of such
claimant, his or her agent or attorney, or other person or
persons lawfully assisting as aforesaid, when so arrested,
pursuant to the authority herein given and declared; or shall
aid, abet, or assist such person so owing service or labor as
aforesaid, directly or indirectly, to escape from such
claimant, his agent or attorney, or other person or persons
legally authorized as aforesaid; or shall harbor or conceal
such fugitive, so as to prevent the discovery and arrest of
such person, after notice or knowledge of the fact that such
person was a fugitive from service or labor as aforesaid,
shall, for either of said offences, be subject to a fine not
exceeding one thousand dollars, and imprisonment not exceeding
six months, by indictment and conviction before the District
Court of the United States for the district in which such
offence may have been committed, or before the proper court of
criminal jurisdiction, if committed within any one of the
organized Territories of the United States; and shall moreover
forfeit and pay, by way of civil damages to the party injured
by such illegal conduct, the sum of one thousand dollars, for
each fugitive so lost as aforesaid, to be recovered by action
of debt, in any of the District or Territorial Courts
aforesaid, within whose jurisdiction the said offence may have
been committed.