Books like Flashman's Lady
George MacDonald Fraser
Flashman's Lady is 368 pages, about 6 hours 45 minutes at 250 words a minute.
12 books to read next
How long each takes
Sharpe's Prey 6.2 h 
The Riddle of the Sands 5.5 h 
Regeneration 4.7 h 
Assegai 8.9 h 
Sharpe's Eagle 5.4 h 
Sharpe's Triumph 7.0 h 
The Four Feathers 5.7 h 
Sharpe's Fortress 6.7 h 
Agincourt 8.5 h 
Sharpe's Rifles 6.4 h 
Mr. Midshipman Hornblower 4.7 h 
Post Captain 9.7 h Bar height shows length. Estimated at 250 words a minute.