What do libraries, streetlights, and fire stations have in common? What about bifocal lenses and the odometer? Sayings like "haste makes waste?" Benjamin Franklin was a man of many talents: a scientist who experimented with electricity; a diplomat who served as envoy to France and negotiated peace with Engl? a mapmaker, printer, and writer famous for his Poor Richard's Almanack. He signed both the Declaration of Independence and the Constitution,...