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Appalachian Bible College was created in 1950.
The Littlest Angel - 1950 was released on:
USA: 1950
Bury Me an Angel - 1972 was released on:
USA: February 1972
Appalachian Development Highway System was created in 1972.
Yes; sound recording copyright is some of the most convoluted copyright of all. Recordings prior to 1978 are protected by state law.