sentences:  The architect had been John Paterson (1796–1802) and John Baxter designed the Redburn Gateway & lodges; the cast-iron Tournament bridge may have been originally designed by the famous architect David Hamilton.An older bridge with three arches, the one actually used for the 1839 Tournament, had stood further up the river towards the castle as described and shown in several contemporary prints, books and maps
  
  The landscape gardens, were designed by John Tweedie (1775–1862), and laid out for Alexander, the 10th Earl, together with extensive tree plantings.The earl was a noted agricultural reformer and pioneer.