A lot of sewing techniques being taught and used today came from the mind of one innovator: Helen Blanchard. She held 28 patents, most related to sewing, and she shaped the way the garment industry functioned.

Research:

• “1854 – Walter Hunt’s Patent Model of a Sewing Machine.” Smithsonian. National Museum of American History. https://americanhistory.si.edu/collections/object/nmah_1070410
• “1873 - Helen A. Blanchard's Sewing machine Patent Model (buttonhole).” Smithsonian. National Museum of American History. https://www.si.edu/object/1873-helen-blanchards-sewing-machine-patent-model-buttonhole%3Anmah_1069711
• “A Woman’s Pluck.” The Portland Daily Press. Aug. 24, 1886. https://www.newspapers.com/image/875134248/?match=1&terms=%22Helen%20A.%20blanchard%22
• Blanchard, Helen A. “Improvement in Sewing Machines.” USPO. Aug. 19, 1873. https://patentimages.storage.googleapis.com/11/99/2a/c5331644eba132/US141987.pdf
• Blanchard, Helen A. “IMPROVEMENT IN ELASTIC GORINGS FOR SHOES.” USPO. Sept. 14, 1875. https://patentimages.storage.googleapis.com/e4/91/7f/d5eca5e95653b8/US167732.pdf
• Blanchard, Helen A. “IMPROVEMENT IN ELASTIC SEAMS FOR GARMENTS.” USPO. April 13, 1875. https://patentimages.storage.googleapis.com/22/f6/ab/176ada1cf78526/US162019.pdf
• Blanchard, Helen. A. “Surgical Needle.” USPO. Oct. 9, 1894. https://patentimages.storage.googleapis.com/55/6a/29/283ec2c85e7b0d/US527263.pdf
• Blanchard, Helen A. “Improvement in Welted and Covered Seams.” USPO. Aug. 19, 1875. https://patentimages.storage.googleapis.com/7b/34/59/3e6a0f48970df6/US174764.pdf
• Britannica, The Editors of Encyclopaedia. "panic." Encyclopedia Britannica, 10 Apr. 2020, https://www.britannica.com/money/panic-economics
• DiPhilippo, Kathryn Onos. “Window on the Past – Local Women in History: Helen Blanchard.” Portland Herald. June 24, 2020. https://www.pressherald.com/2020/06/24/window-on-the-past-6/#:~:text=Around%201881%2C%20Helen%20and%20Louise%20Blanchard%20started,own%20company%2C%20the%20Blanchard%20Overseam%20Machine%20Company.
• “Helen A. Blanchard has filed …” The Philadelphia Inquirer. Dec. 23, 1900. https://www.newspapers.com/image/168365258/?match=1&terms=%22Helen%20A.%20blanchard%22
• “Helen Blanchard: Sewing Machine Improvements.” Lemelson-MIT. https://lemelson.mit.edu/resources/helen-blanchard
• “Helen Blanchard - Zig-Zag Sewing Machine.” National Inventors Hall of Fame. https://www.invent.org/inductees/helen-blanchard
• Herzberg, Rudolph, tr. By Upfield Green. “The Sewing machine: Its History, Construction, and Application.” London. E. & F.N. Spon. 1864. https://archive.org/details/sewingmachineit00herzgoog
• “Miss Helen Blanchard … “ Portland Sunday Telegraph. Dec. 3, 1899. https://www.newspapers.com/image/846596628/?match=1&terms=%22Helen%20A.%20blanchard%22
• “Motor and Lumber Companies Incorporated.” Boston Evening Transcript. May 09, 1900. https://www.newspapers.com/image/735352621/?match=1&terms=%22Helen%20A.%20blanchard%22
• “NO AUCTION SALE.” Portland Sunday Telegram. Jan 31, 1915. https://www.newspapers.com/image/846796566/?match=1&terms=%22Helen%20A.%20blanchard%22
• “The Portland Advertiser states … “ Bangor Daily Whig and Courier. Jul. 09, 1853. https://www.newspapers.com/image/663005747/?match=1&terms=thomas%20knight%20shipyard%20fire
• Stanley, Autumn. “Mothers and Daughters of Invention.” Rutgers University Press. 1995.
• “Superior Court.” The Portland Daily Press. Dec 22, 1900. https://www.newspapers.com/image/875209480/?match=1&terms=%22Helen%20A.%20blanchard%22
• Willard, Frances Elizabeth. “A Woman of the Century.” Moulton. January 1893. Accessed online: https://play.google.com/store/books/details?id=zXEEAAAAYAAJ&rdid=book-zXEEAAAAYAAJ&rdot=1
• “Woman Inventor Was Last of an Old Time Family.” Evening Express. Jan 13, 1922. https://www.newspapers.com/image/851331069/?article=4c97fcf5-4fbc-4149-8dc4-4160e6411049 

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