R. T. Underhill - Doctor, Winemaker, and Investor in the First New York City Elevated Railway R. T. Underhill - Doctor, Winemaker, and Investor in the First New York City Elevated Railway Richard T. Underhill was an investor in the West Side and Yonkers Patent Railway Company, which pioneered the city's first elevated railway system. Charles T. Harvey, a self-taught engineer, built an experimen…