Book 1

Proof (Volume 1): Goatsucker

by Joe Kelly, Riley Rossmo
Jan 1, 2009
English
Paperback (80 pages)

Book 2

Proof, Volume 2: The Company Of Men

by Alex Grecian, Riley Rossmo
Dec 16, 2008
English
Paperback (128 pages)

Book 3

Proof, Volume 3: Thunderbirds Are Go!

by Alex Grecian, Riley Rossmo
Jul 21, 2009
English
Paperback (144 pages)

Book 4

Proof, Volume 4: Julia

by Alex Grecian, Riley Rossmo
Jul 6, 2010
English
Paperback (128 pages)

Book 5

Proof, Volume 5: Blue Fairies

by Alex Grecian, Riley Rossmo, Dave Casey
Dec 28, 2010
English
Paperback (128 pages)

Book 6

Proof, Volume 6: Endangered

by Alex Grecian, Riley Rossmo
Jun 28, 2011
English
Paperback (128 pages)