Nathan Coppedge's Perpetual Motion Machine Designs and Theory

currently has a bestseller rank on Amazon:

• Amazon Best Sellers Rank: #268,705 in Books (See Top 100 in Books)
• #78 in Books > Engineering & Transportation > Engineering > Reference > Patents & Inventions

Order the Perpetual Motion Machine Designs & Theory HERE.

Also, if you have purchased this book in the past, I encourage you or one of your family members to write a review on Amazon.