What is Reddit's opinion of
Center of Gravity: A Guide to the Practice of Rock Balancing?
From 3.5 billion Reddit comments
By popularity on Reddit, this product is:
#13
in
Rocks & Minerals books
3 reviews of this product found across Reddit:
1 point
·
30th Apr 2017
1 point
·
11th Feb 2015
I wrote a how-to book about it. Gravity Glue guy (Michael Grab) is a friend. http://www.amazon.com/dp/1482026341
0 points
·
30th Apr 2017
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