Protocol.WFS for multiple typenames styled by typename

The world image layer comes from ESRI with a min resolution not as good as Google Satellite, but it's available as REST service and in arbitrary projections (tested with EPSG:900913, 4326 and 31466) and available at no cost, regardless of use.

zoom to Berlin London Paris New York World WFS location - read more...

The WMS layer from MetaCarta is styled by SLD_BODY to show only the borders of the countries above the world image layer. To change the style by SLD and an extern SLD-file seems not to work.