#2
#1 of 4 in Dr Ribero's Agency of the Supernatural
2017 • 7 Readers • 257 pages • 4
#3
#4
#16 of 12 in Future History or "Heinlein Timeline"
1951 • 21 Readers • 189 pages • 3.1
#5
#5 of 8 in Incarnations of Immortality
1987 • 55 Readers • 399 pages • 3.4
#6
#7
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