The Physics of Crystals
...how crystals work...
If you are expecting crystal clear, HD (high definition) type modern video images, look elsewhere and DO NOT ORDER this product.
There are no refunds for quality problems. The information is rare and thus worth putting up with some minor inconveniences.
If you can't agree to this, DO NOT ORDER. Here is a SAMPLE of the video quality on these two DVDs.
Thank you for your interest and we look forward to your order!