TY  - SER
AU  -  Díaz, Porfirio, 
TI  -  El Presidente Díaz al Señor Edison 
AV  - TK 
PY  - 2003///
PB  -  Project Gutenberg, 
KW  -  Edison, Thomas A. (Thomas Alva), 1847-1931
N1  -  Díaz was the president of Mexico;  Public domain in the USA;  Sound
UR  -  http://www.gutenberg.org/ebooks/10228
ER  -