I scanned the following (with permission from the publisher):
* American Capitalism: 1607-1800: https://archive.org/download/AmericanCapitalism16071800/American Capitalism 1607 1800.pdf
* The First American Revolution: https://archive.org/download/TheFirstAmericanRevolution/The First American Revolution.pdf
* The Struggle for American Freedom: The First Two Hundred Years: https://archive.org/download/TheStruggleForAmericanFreedom/The Struggle for American Freedom.pdf
This I didn't scan, but it's semi-related, Outline Political History of the Americas: https://docs.google.com/file/d/0B7trXEFcZimVdVlNbTNSbEl1Zzg/edit
* American Capitalism: 1607-1800: https://archive.org/download/AmericanCapitalism16071800/American Capitalism 1607 1800.pdf
* The First American Revolution: https://archive.org/download/TheFirstAmericanRevolution/The First American Revolution.pdf
* The Struggle for American Freedom: The First Two Hundred Years: https://archive.org/download/TheStruggleForAmericanFreedom/The Struggle for American Freedom.pdf
This I didn't scan, but it's semi-related, Outline Political History of the Americas: https://docs.google.com/file/d/0B7trXEFcZimVdVlNbTNSbEl1Zzg/edit