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© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org Document 1: Patent Drawing of the Calculating Machine National Archives, nara.gov

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Page 1: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 1: Patent Drawing of the Calculating Machine

National Archives, nara.gov

Page 2: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 2: Patent Drawing of the Duryea Vehicle

National Archives, nara.gov

Page 3: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 3: Patent Drawing of the Electric Light Bulb

National Archives, nara.gov

Page 4: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 4: Patent Drawing of the Elevator

National Archives, nara.gov

Page 5: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 5: Patent Drawing of the Movie Camera

National Archives, nara.gov

Page 6: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 6: Patent Drawing of the Movie Camera 2

National Archives, nara.gov

Page 7: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 7: Patent Drawing of the Phonograph

National Archives, nara.gov

Page 8: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 8: Patent Drawing of the Sewing Machine

National Archives, nara.gov

Page 9: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 9: Patent Drawing of the Telephone

National Archives, nara.gov

Page 10: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 10: Patent Drawing of the Typewriter

National Archives, nara.gov

Page 11: Document 1: Patent Drawing of the Calculating Machine · Document 11: Patent Drawing of the Washing Machine . National Archives, nara.gov . Author: Sandra Trenholm Created Date: 3/23/2012

© 2012 The Gilder Lehrman Institute of American History www.gilderlehrman.org

Document 11: Patent Drawing of the Washing Machine

National Archives, nara.gov