William S. Knudsen (English Wikipedia)

North American Medal Recipient Index (by William P. Jones. The Order of Dannebrog and other Royal Scandinavian medals. 2009) "Archived copy" (PDF). Archived from the original (PDF) on July 25, 2011. Retrieved August 28, 2009.{{cite web}}: CS1 maint: archived copy as title (link)

danishrebildsociety.org

"Big Bill fra Voldmestergade 26". Kartoffelrækkerne (in Danish). October 9, 2017.

Hounshell 1984, pp. 224–225. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, p. 225. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, p. 264. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, pp. 217–261. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, p. 265. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110

Herman, Arthur. Freedom's Forge: How American Business Produced Victory in World War II, pp. 3-13, 149, 335-337, Random House, New York, NY, 2012. NY Times review

North American Medal Recipient Index (by William P. Jones. The Order of Dannebrog and other Royal Scandinavian medals. 2009) "Archived copy" (PDF). Archived from the original (PDF) on July 25, 2011. Retrieved August 28, 2009.{{cite web}}: CS1 maint: archived copy as title (link)
William S. Knudsen Archived 2015-09-14 at the Wayback Machine Automotive Hall of Fame

Hounshell 1984, pp. 224–225. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, p. 225. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, p. 264. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, pp. 217–261. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110
Hounshell 1984, p. 265. Hounshell, David A. (1984), From the American System to Mass Production, 1800–1932: The Development of Manufacturing Technology in the United States, Baltimore, Maryland: Johns Hopkins University Press, ISBN 978-0-8018-2975-8, LCCN 83016269, OCLC 1104810110