Specifically for the violin we have:

-Six solos (3 Sonatas and 3 Partitas)

-Six sonatas for violin and harpsichord

-Seven works (Sonatas and suites) for violin and basso continuo

-Two concertos for violin, strings and continuo

-One concerto for two violins, strings and continuo

There are other chamber or orchestral works where violins have a shared soloist role.

This list includes spurious or doubtful works which may be not by Bach.

'Sonata for Solo Violin by Bela Bartok' is either one of the two sonatas for solo violin by the Hungarian composer Béla Bartók.

http://www.answers.com/topic/sonata

http://www.answers.com/topic/solo

http://www.answers.com/topic/violin

http://www.answers.com/topic/bela%20bartok

Alan Pedigo has written:

'International encyclopedia of violin-keyboard sonatas and composer biographies' -- subject- s -: Encyclopedias, Sonatas - Violin and harpsichord -, Sonatas - Violin and piano -, Sonatas - Violin and continuo -

Handel solo sonatas - Walsh - was created in 1732.

The D minor partita