XIX.The American Revolution Between 1752 and 1776 the number of houses in the greater Baltimore area had grown from twenty-five to five hundred sixty- four. By the time of the American Revolution, newcomers -- artisans, mechanics and businessmen -- swelled the population to over six thousand seven hundred inhabitants. Reviews were mixed. Some called Baltimore a "place of considerable and extensive trade"; others "a dirty, filthy place".89 The heat of the American Revolution served as the catalyst for further expansion of Baltimore's economy and population. Although British sea power cut off American trade, it indirectly benefited Baltimore's merchants. The war freed them from the massive debt owed to English creditors and gave them a licence to steal. Baltimore sent out nearly two hundred fifty privately armed vessels outfitted by Baltimore merchants. Samuel Smith and others made fortunes by capturing English merchant ships as prizes, and by running the blockade to sell wheat and flour at wartime prices to Spanish forces in the West Indies.90 The Revolution also stimulated the domestic market for wheat and iron ore. Flour milling expanded with the creation of new mills along the Jones Falls and the Gwynns Falls. The iron works on Whetstone Point became part of the war effort. The furnace, expropriated from the loyalist Principio Company, produced "red thunder-bolts of war" for the battery of guns placed on a hastily constructed fortification. When the shooting stopped in 36