Carl Philipp Emmanuel Bach : March 16 from 2nd Notebook of A. M. Bach
This March is number 16 from the collection known as the 2nd Little Notebook of Anna Magdalena Bach. Further examples of these works, which make a great introduction to Baroque music, are available from Sheet Music Plus in the US or The Music Room in the UK.
If you can't see music above, then install the easy to use Scorch Plug-in from Sibelius software.