Clifford D. Simak books in order
23 books in the catalogue, about 158 hours of reading in all; the shortest takes 3 hours and the longest 17 hours.
22 standalone books in the catalogue.
Standalone books
Time and Again 4.7 h 
City 4.7 h 
Ring Around the Sun 3.8 h 
Time Is the Simplest Thing 4.6 h 
The Hugo Winners 5.9 h 
The Hugo Winners, Volumes One and Two 15.6 h 
They Walked Like Men 4.3 h 
Way Station 3.9 h 
All Flesh Is Grass 4.7 h 
The Werewolf Principle 3.9 h 
The Goblin Reservation 3.5 h 
Science Fiction Hall of Fame--Volume Two B 9.8 h 
Before the Golden Age 16.7 h 
A Heritage of Stars 4.0 h 
The 13 Crimes of Science Fiction 8.4 h 
Dark Forces 10.0 h 
Science Fiction A to Z 11.9 h 
Creations 6.4 h 
The Fantasy Hall of Fame [30 stories] 10.3 h 
Young Monsters 3.9 h 
Out of This World 2.9 h 
Isaac Asimov Presents The Great SF Stories 25 6.7 h Collected editions
Volumes that gather several of the books above.
