Ferris, F.J. The Perkins Family. (2002). Accessed 13. Oct. 2009.http://www.hevac-heritage.org/victorian_engineers/perkins/perkins.htm
Hakim, S.H. and I. Turiel. "Cost-Efficiency Analysis in Support of the Energy Conservation Standards for Refrigerator/Freezers." Accessed 2 Dec. 2009.http://eappc76.lbl.gov/drupal.files/ees/ashrae5.pdf
The Knowledge Commons (eds.). "Thermos." In Instant Genius. (Ashland, OR: Portable Press, 2008), 209.
Koff, Richard. "Air conditioner." In How Does It Work? (New York: Bonanza Books, 1961), 11
Martin, Ron. "Ice Houses in Sussex." Sussex Industrial History 14 (1984-85). May 31, 2009. Accessed 15 Oct. 2009.http://www.icehouses.co.uk/sussex.htm
National Center for Home Food Preservation. "Frequently Asked Freezing Questions."http://www.uga.edu/nchfp/questions/FAQ_freezing.html#3
Shepard, Sue. Pickled, Potted and Canned: How the Art and Science of Food Preserving Changed the World. (New York: Simon and Schuster, 2000), 280-285http://books.google.com/books?id=pNxLRqSreGkC&lpg=PA6&dq=Potted%20and%20Canned%3A%20How%20the%20Art%20and%20Science%20of%20Food%20Preserving%20Changed%20the%20World&pg=PA6#v=onepage&q=&f=false
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