Filament Books
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Why purchase books from Filament?
If you buy from Amazon or from a book, shop, When you buy books on the Filament website, it is as if you are purchasing direct from the author. As a result, the author makes more money. When you buy from Amazon or a book shop, 60% of your purchase goes to the retailer. Support Filament authors by purchasing here, or from the author’s own website.