From your own link:
About the Author
David Barton is the founder and president of WallBuilders, a national pro-family organization that presents America s forgotten history and heroes, with an emphasis on our moral, religious, and constitutional heritage. He is the author of many best-selling books, including Original Intent, The Bulletproof George Washington, American History in Black and White, and The Question of Freemasonry and the Founding Fathers. He addresses more than 400 groups each year. Barton was named by Time magazine as one of America s 25 most influential evangelicals, and he has received numerous national and international awards, including Who s Who in Education and Daughters of the American Revolution s highest award, the Medal of Honor. David and his wife, Cheryl, have three grown children.
If you're cool with this guy's pedigree, then go with it.
It's ahistorical, but, we all can't be perfect, can we?!