In which city was the Ferguson monoplane designed by Harry Ferguson built?
Ferguson monoplane: The Ferguson monoplane was the first Irish heavier-than-air craft to fly. Ferguson monoplane:  The monoplane was designed by Harry Ferguson and built by his brother's company J.B. Ferguson & Company in Belfast. Harry Ferguson: Henry George "Harry" Ferguson (4 November 188425 October 1960) was an Irish-born British engineer and inventor who is noted for his role in the development of the modern agricultural tractor, for being the first person in Ireland to build and fly his own aeroplane, and for developing the first four-wheel drive Formula One car, the Ferguson P99.
Belfast