Sentence:  And moreover, the aforesaid Centinel, as a false traitor, &c. in order to fulfil those his most horrid and diabolical treasons, and traiterous compassings, imaginations and purposes aforesaid, and to leave nothing undone, which envy, hatred, malice, ambition and a diabolical heart could suggest, did collogue with certain <WSD>wheel-barrow men</WSD>, convicts and criminals, now in the new gaol of the city and county of Philadelphia, ... 
Meaning of the word marked with <WSD> tags:  A convict sentenced to hard labor in the 1800s, especially one sentenced to work maintaining the roads.