Complex sentence: The building, which was probably designed by Codussi, was started in 1496, a section of the original Procuratie being demolished for the purpose.The building was completed with the clock installed by February 1499.
Split into simpler sentences: The building, which was probably designed by Codussi, was started in 1496, a section of the original Procuratie being demolished for the purpose. Howard pp.146-8 & see article onthe Clocktower The building was completed with the clock installed by February 1499.