5. Bibliography

Works Cited
Brundage, Matt. (2015, April 22). Women’s Roles in the Nineteenth Century.
Enchanted Learning. (2000). Late Nineteenth Century Inventors and Inventions.
Famous Women Inventors. (2008). Margaret Knight: Invention of the Paper Bag Machine.
History. (2015). Industrial Revolution.
Karwatka, Dennis. (2010, January). Margaret Knight–19th Century Female Inventor.
Kelly, Kate. (2014). Margaret Knight (1838-1914), Inventor of Paper Grocery Bag.
Lienhard, John H. (2006). No. 2171 Paper Bags.
National Cable Satellite Corporation (2011, July 14). Early Female Inventor.
Quirky Incorporated (2015). Celebrating Women’s History Month: Margaret Knight.
Santa Maria, Cara. (2012, April 6). Women in Science: Why so Few?
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