Classical guitar was playing in concerts around the world, popularizing his modern classical guitar, as well as a new style of music in the 1920s: Spanish romantic-modern style with guitar works by Moreno Torroba, de Falla, etc. Some people consider it to have been this influence of Segovia which led to the domination of the Torres instrument. Factories all over the world began producing them in large numbers. It was the 19th century classical guitarist Francisco Tárrega who first popularized the Torres design as a classical solo instrument. Composers of the Renaissance period who wrote for four course guitar include Alonso Mudarra,
Classical guitar technique the left hand is much the same as that of the right, except upside down. Unlike many players of steel-string and electric guitars, which have a narrower neck and fingerboard, classical guitarists do not place their left hand thumbs over the top of the neck. Instead, they place them behind the neck, usually behind the second finger. The thumb then rolls back so that the thumb plays 'off the bone'. The bone of the thumb 'hangs' off a shoulder that is carved into the back of the neck of the guitar and, eventually, a hard, dry callus forms on the