2 books in series

Jump 225

Jump 225 is a 2-book series with 2 primary works first released in 2006 with contributions by David Louis Edelman.

Infoquake
#1PopularFirst

2006 • 8 Readers • 421 pages • 4.5

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Geosynchron

#3

2010 • 2 Readers • 508 pages