2 books in series

Intervention

Intervention is a 2-book series with 2 primary works first released in 1987 with contributions by Julian May and Terri Blackstock.

#2
Cover 5

Metaconcert

#2 of 3 in Intervention

1987 • 8 Readers • 282 pages • 4.3

#3
Downfall

#3 of 3 in Intervention

2012 • 1 Reader