G. A. Henty 
When London Burned 
A Story of Restoration Times and the Great Fire

As the political and religious upheaval that nearly destroyed England in the seventeenth century began to be resolved, the country was hit with several new challenges, including a devastating fire that ravaged much of London and one of the most severe outbreaks of the plague in history. In this chaotic environment, young protagonist Cyril Shenstone fights to support himself.