Virginia: Tidewater and Piedmont » Northern Piedmont » Loudoun County » Leesburg » Farmers' and Merchants' Bank Farmers' and Merchants' Bank Details c. 1870. 7 W. Market St. South King Street and Market Street contain a variety of late nineteenth- and early twentieth-century structures, of which this small, onestory brick bank with an elaborate cornice is the best preserved. Writing Credits Author: Richard Guy Wilson et al.