Snow- and ice circles Arnhem/Schijndel 2012 by Robert Boerman
Crop circle researchers 'observed' (by UFO's?) during research...
The Wylatowo Balls of Light / The Forgotten UFO - Glenn Aoys
Anomaly of disease? by Robert Boerman
ICCA-annual report 2001 by Andreas Muller
Milk Hill 1991 - a message by Robert J. Boerman.
The True Wireless by Martin van Wieringen.
The 12th Planet - a return in 2012? by Robert J. Boerman.
Colours and numbers by Robert J. Boerman.
Crop circles handiwork? by Dr. David Castelluccio.
The Great Pyramid 15,000 years old by Robert J. Boerman.
Annual report 2000 by Andreas Muller - I.C.C.A.
Crop circle elements by Bert Janssen.
Decyphering crop circles by Steve Canada.
Crop circles, the Seven Seals by Robert J. Boerman.
Crop circles and gods by Robert J. Boerman.
Crop circles and numbers by Robert J. Boerman.
The 4th dimension by Robert J. Boerman.
White powder inside crop circles by Robert J. Boerman.
Geometry in crop circles by Bert Janssen.
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