Books that take over 15 hours to read, page 30
The Encyclopedia of Fantasy 19.2 h 
The Essential New York Times Cookbook 17.9 h 
The Critical Tradition 30.4 h 
The Princeton Companion to Mathematics 18.7 h 
Concepts, Techniques, and Models of Computer Programming 17.2 h 
The Oxford Bible Commentary 25.4 h 
Sociology 21.9 h 
Biochemistry 16.7 h 
Ada / Lolita 16.0 h 
Mathematics for Economics 17.9 h 
Chemistry 15.6 h 
Synthesis & Counseling in Astrology 16.5 h 
On Baking 15.6 h 
University Physics 24.9 h 
Human Nutrition and Dietetics 15.5 h 
The Musician's Guide to Theory and Analysis 19.5 h 
The Expositor's Bible Commentary 19.4 h 
The Books of Earthsea 23.6 h 
Economy and Society 18.3 h 
Principles of Managerial Finance 15.5 h 
Warriors 3-Book Collection with Bonus Material : Warriors #1 : Into the Wild; Warriors #2 : Fire and Ice; Warriors #3 19.4 h 
Data Communications and Networking with TCP/IP Protocol Suite 15.8 h 
GRRM 22.0 h 
All in One Homeopathic Materia Medica 22.0 h 
Gray. Anatomía Para Estudiantes 23.9 h 
Advanced Engineering Mathematics, 10Th Ed, Isv 18.4 h 
Analysis and Design of Information Systems 15.6 h 
Investments 15.4 h 
PGP Source Code and Internals 16.6 h 
Il Signore Degli Anelli 25.0 h 
Hughes Electrical and Electronic Technology 17.8 h 
Law of Contract and Specific Relief 30.7 h Common Goal / Role Model / The Long Game 20.1 h 
Structural Mechanics 26.4 h 
Digital Design 17.2 h 
Applied Statistics 18.1 h 
Unit Operations of Chemical Engineering 19.6 h 
Dickens 21.7 h 
Groundwater and Wells 20.0 h 
Quality Control and Industrial Statistics 17.8 h 
General Chemistry 16.6 h 
A Greek-English Lexicon of the New Testament and Other Early Christian Literature 16.7 h 
The Black Jewels Trilogy 22.1 h 
Encyclopedia of Occultism and Parapsychology 27.7 h 
Don't Squeal Unless It's a Big Deal 18.7 h 
Manual of Photogrammetry 20.7 h 
Industrial Microbiology 16.9 h 
Write Source 2000 16.7 h 
Great Political Thinkers 18.5 h 
Calculus 20.5 h