America is a nation of immigrants whose contributions gave us America, and taught us what it means to be free. This book profiles three pre-1950 inventors and another nine contemporary inventors (12 bios); in a biography examinging where they came from, and their notable contribution(s) in America. From Scotland's Alexander Graham Bell, founder of Bell Telephone and AT&T, to South Africa's Elon Musk, founder of aerospace manufacturer SpaceX and auto company Tesla, to Austria's Maria Telkes, best known for her invention of the first solar-powered heating system, this book will inspire readers with stories of possibility and grit.and emphasizes how they made our country great. Backmatter includes 4 extra mini-bios of other amazing American citizens who we never think of as immigrants. Note the additional and up-to-the minute resources available at 12StoryLibrary.com: Editor-selected news articles; videos; online resources; teacher resources; live Twitter and RSS feeds - from Amzon