A small series of Allemande now.
First of all this one from the The «Klavierbüchlein für Wilhelm Friedemann Bach» , started around 1720, when the boy was ten years old. It is assumed that father and son collaborated in the composing of this keyboard piece.
Sampled harpsichord
http://imslp.org/wiki/Allemande_in_G_minor,_BWV_836_(Bach,_Johann_Sebastian)