Books like Four Essays on Liberty
Isaiah Berlin
Four Essays on Liberty is 263 pages, about 4 hours 49 minutes at 250 words a minute.
8 books to read next
How long each takes
On Liberty 3.2 h 
Escape from Freedom 5.6 h 
The Sane Society 6.8 h 
A Brief History of Neoliberalism 4.6 h 
The Future of Freedom 5.6 h 
The Constitution of Liberty 10.4 h 
Liquid Modernity 4.4 h 
Oppression and Liberty 3.6 h Bar height shows length. Estimated at 250 words a minute.