Trade Card: M. J. Steinberg, Manufacturing Farrier & Hatter, St. Louis, Missouri Trade card for M. J. Steinberg, Manufacturing Farrier & Hatter, located at 307 North Broadway, St. Louis, Missouri. The card is undated, but circa 1885. The card advertises the services of a farrier (a blacksmith who shoes horses) and a hatter (a maker and seller of hats).