anchor: Edinburgh's population grew fast between 1500 and 1650, and a maze of tall, unsanitary tenements sprouted along the spine of the High Street.
positive: Between 1500 and 1650, the High Street became unpleasantly crowded with tenements when Edinburgh's population grew rapidly.
negative: Between 1500 and 1650, Edinburgh's High Street became desolate as plagues devastated the population.