Books like Battle Cry of Freedom Part 1 of 3
James M. McPherson
Battle Cry of Freedom Part 1 of 3 is 916 pages, about 16 hours 48 minutes at 250 words a minute.
12 books to read next
How long each takes
Abraham Lincoln 11.7 h 
The Civil War 18.3 h 
Six Armies in Normandy 6.9 h 
Ashes in the Wind 12.3 h 
The Guns at Last Light 16.4 h 
The Longest Day 6.1 h 
The German Generals Talk 5.7 h 
War As I Knew It 7.6 h 
Guadalcanal Diary 4.4 h 
Citizen Soldiers 9.4 h 
Helmet for My Pillow 6.2 h 
Grant 11.2 h Bar height shows length. Estimated at 250 words a minute.