6 books in series

World of Tiers

World of Tiers is a 6-book series with 6 primary works first released in 1965 with contributions by Philip José Farmer.

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The World of Tiers Volume One

#1-3
The World of Tiers Volume One: The Maker of Universes, The Gates of Creation, and A Private Cosmos

1965 • 2 Readers • 2

The World of Tiers, Volume 2
#3
The World of Tiers, Volume 2

1977 • 1 Reader • 548 pages

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The World of Tiers Volume 2

#4-5,7
The World of Tiers Volume 2

1977 • 1 Reader