Classical guitar recordings from when I was 18 years old:
Etude N-4, H. Villalobos (Soundcloud Link);
Milonga de un Entrevero, Carlos Moscardini (Soundcloud Link);
Amanecer, Gentil Montaña (Youtube Link);
Primavera Porteña, Astor Piazzolla (arr. Sergio Assad) (Youtube Link).