Callum Coats
Callum Coats has written at least 2 books. Their most popular book is The energy evolution : harnessing free energy from nature with 1 save with an average rating of -⭐.
Callum Coats has written at least 2 books. Their most popular book is The energy evolution : harnessing free energy from nature with 1 save with an average rating of -⭐.
Series
1 released bookAuthored 50% of series
Eco-Technology is a 2-book series first released in 1999 with contributions by Viktor Schauberger and Callum Coats.
