Boek 1

Time's Last Gift

door Philip José Farmer, Peter Tybus
mrt. 1, 1985
Engels
Paperback (352 pagina's)

Time's Last Gift: A Wold Newton Prehistory Novel

door Philip José Farmer, Win Scott Eckert, Christopher Paul Carey
jun. 22, 2012
Engels
Kindle (263 pagina's)

L'ultimo dono del tempo

door Philip José Farmer, Ugo Malaguti
sep. 1, 1974
Italiaans
Hardcover (239 pagina's)

Boek 2

Hadon Of Ancient Opar: A Wold Newton Prehistory

door Philip José Farmer, Christopher Paul Carey
jan. 15, 2013
Engels
Kindle (336 pagina's)

Boek 3

Flight to Opar: Restored Edition

door Philip José Farmer, Bob Eggleton, Christopher Paul Carey
sep. 14, 2016
Engels
Kindle (306 pagina's)

Fuite À Opar

door Philip José Farmer
jan. 1, 1977
Frans
Paperback (238 pagina's)
jul. 13, 2015
Engels
Paperback (364 pagina's)

Boek 2-4

Gods of Opar: Tales of Lost Khokarsa

door Philip José Farmer, Christopher Paul Carey, Bob Eggleton
apr. 28, 2012
Engels
Hardcover (576 pagina's)