Cylinder Preservation and Digitization Project, UCSB (16 November 2005). "Tinfoil Recordings"(web page). Cylinder Recordings: A Primer. University of California at Santa Barbara. Archived from the original on 16 October 2011. Retrieved 17 October 2011.
ufl.edu
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Berger, Kenneth R. (December 2002). "A Brief History of Packaging". University of Florida. Archived from the original on 9 September 2014. Retrieved 24 September 2014.
Berger, Kenneth R. (December 2002). "A Brief History of Packaging". University of Florida. Archived from the original on 9 September 2014. Retrieved 24 September 2014.
Cylinder Preservation and Digitization Project, UCSB (16 November 2005). "Tinfoil Recordings"(web page). Cylinder Recordings: A Primer. University of California at Santa Barbara. Archived from the original on 16 October 2011. Retrieved 17 October 2011.