|Collection Descriptive Notes|
|Collection Technical Notes||
Recorded in the U.S. by someone other than Chao. (Donated to the LLA by Prof. C.C. Chao in 2003)
This collection has no playable audio.
|Lessons 1 & 2||Chao, George Chih-Ch’ao (speaker)||1/4 inch audio tape|
|Lessons 11 & 12A||Unknown (recorder); Unknown (researcher)||1/4 inch audio tape|
|Lessons 5 & 6||Unknown (recorder); Unknown (researcher)||1/4 inch audio tape|
|Lessons 8 & 9||Unknown (researcher); Unknown (consultant)||1/4 inch audio tape|