AT&T. "1933 Hi Fi and Stereo Recording." AT&T
Labs Research - History,
1998. 26 October 1998.
http://akpublic.research.att.com/history/33record.html.
Authentic Sound Effects Volume Two. 1987.
Compact disc. Elektra/Asylum
Records, 60732-2.
Beatles, The. "I Want To Hold Your Hand."
Perf. by The Beatles. The Beatles /
1962-1966. 1993.
Compact disc. Capitol/Apple Records, CDP 0777 7 97036
2 3.
Lander, David. "Technology Makes Music." American
Heritage of Invention &
Technology 6.1 (1990):
56-63.
Lucent Technologies, Inc. "Bell Labs Innovations
and Pioneers: 1930s." Over 70
Years of Bell Labs Innovation:
1925 to today, 1996. 26 October 1998.
http://public1.lucent.com/timeline/tline30b.html.
"Phonograph." Encyclopedia Americana. 1977 ed.
"Sound Recording and Reproduction." Encyclopedia
Americana. 1977 ed.