 The heart of the Georgian city was Wood 's Pump Room , which , together with its associated Lower Assembly Rooms , was designed by Thomas Baldwin , a local builder responsible for many other buildings in the city , including the terraces in Argyle Street and the Guildhall , The Lower Assembly Rooms consisted of two buildings . The first built in 1708 for Thomas Harrison overlooking Parade Gardens between North Parade and Bath Abbey . A large ballroom was added in 1720 , with further enlargement in 1749 and 1810 when it became known as The Kingston Assembly Rooms . In 1728 another building , known as Lindsey 's Assembly Rooms , was constructed , lasting until demolition around 1820 for the building of York Street . Harrison 's Lower Assembly Rooms were devastated by a fire in 1821 and rebuilt , lasting until demolition in 1933 for road improvements on the site now known as " Bog Island " . 
 The heart of the Georgian city was Wood <a href='null_genetive' title='1'><mark>'s</mark></a>Pump Room , which , together with its associated Lower Assembly Rooms , was designed by Thomas Baldwin , a local builder responsible for many other buildings in the city , including the terraces in Argyle Street and the Guildhall , The Lower Assembly Rooms consisted of two buildings . The first built in 1708 for Thomas Harrison overlooking Parade Gardens between North Parade and Bath Abbey . A large ballroom was added in 1720 , with further enlargement in 1749 and 1810 when it became known as The Kingston Assembly Rooms . In 1728 another building , known as Lindsey <a href='null_genetive' title='2'><mark>'s</mark></a>Assembly Rooms , was constructed , lasting until demolition around 1820 for the building of York Street . Harrison <a href='null_genetive' title='3'><mark>'s</mark></a>Lower Assembly Rooms <a href='uninflect' title='4'><mark>were</mark></a> devastated by a fire in 1821 and rebuilt , lasting until demolition in 1933 for road improvements on the site now known as " Bog Island " . 
The heart of da Georgian city was Wood  Pump Room , which , together witt its associated Lower Assembly Rooms , was designed by Thomas Baldwin , a local builder responsible for many other buildings in tdacity , including the terraces in Argyle Street and the Guildhall , The Lower Assembly Rooms consisted of two buildings . The first built in 1708 fir Thomas Harrison overlooking Parade Gardens between North Parade and Bath Abbey . A bigass ballroom was added in 1720 , wit further enlargement in 1749 and 1810 when it became known as The Kingston Assembly Rooms . In 1728 another building , known as Lindsey  Assembly Rooms , was constructed , lasting til demolition around 1820 fir thdauilding of York Street . Harrison  Lower Assembly Rooms was devastated by a fire in 1821 and rebuilt , lasting until demolition in 1933 for road improvements on the site now known as " Bog Island " .