(British, 1812-1908)The Rententurm, Looking Towards the Old Bridge on the Main, Frankfurt, signed?bottom left of rock?"Wm. Callow 1851", watercolor on paper,?10-5/8 x 19-3/4 in.; gilt wood frameProvenance: Ex-Collection Mrs. Clifford S. Parker, Durham, New Hampshire; Brunk Auctions, September 12, 2015; Private Collection, Nashville, TNNote: The Currier Gallery, Manchester, New Hampshire, [British Watercolors in American Collections], March 7-28, 1962