sentences:  The Manchester School of Art was built in two stages, the main building is by G.T.Redmayne in the Neo-Gothic style in stone with gabled wings and pinnacles and an 1897 rear extension by Joseph Gibbon Sankey in red brick and terracotta with Art Nouveau decoration.The John Rylands Library by Basil Champneys on Deansgate, designed like a church in the Decorated Gothic style with Arts and Crafts details, opened in 1900.The commercial hub of Manchester or Cottonopolis was the Exchange, of which there were four, the first was in the market place in 1727 and it was re-built three times.