Below; an early series aircraft as indicated by the location of the radio access hatch
G.C I/3 2 escadrille D.520 assigned to S/Lt Parisse, shot down on 21 May 1940 in the vicinity of Fonches-Fonchette (Somme) after combat with Bf 109s. The pilot was seriously wounded and died shortly after carrying out this crash landing ..(source "GC I/3 Les rois du Dewoitine 520" published by Lela Presse Avions).
Currently on special offer (-45%) at the Avions website; " La Débacle - May-June 1940". A 96-page A-4 softback devoted to wrecks and relics of the French campaign by Denes Bernad, comprising some 150 original photos taken by German soldiers during the Westfeldzug - the campaign in France during May and June 1940, including many previously unpublished. Includes detailed English-language captions by this blog author.