Jean-Yves,
First welcome to the forum.
Your English is way better than my French so take heart.
I have a copy of Michael Balss' "Deutsche Nachtjagd" and from this I will try and help you find something that matches your requirements:-
3.8.44 1./NJG 2 bei Flers Ju 88G-1 714092
3/4.8.44 1./NJG 2 20 km SSE Paris Ju 88G-1 713754
3/4.8.44 8./NJG 5 15 km SE Helicourt Bf 110G-4 730095 C9+KT
3/4.8.44 8./NJG 5 Invasion Area Bf 110G-4 740124 C9+ES
3/4.8.44 9./NJG 5 Invasion Area Bf 110G-4 140306 C9+LT
6/7.8.44 8./NJG 4 Mortain-Avranches Bf 110G-4 140320 3C+CS
6/7.8.44 8./NJG 4 Mortain-Avranches Bf 110G-4 440125 3C+ES
7/8.8.44 2./NJG 2 20km E Flugplatz Coulommiers Ju 88G-1 714116
7/8.8.44 4./NJG 4 30km SW Paris Bf 110G-4 730079
7/8.8.44 4./NJG 4 North of Rouen between Motteville and *** Bf 110G-4 730062
7/8.8.44 8./NJG 5 Invasion Area 730244 Bf 110G-4 C9+EK
8/9.8.44 1./NJG4 NW Evreux 711115 Ju 88G-1 3C+CL
8/9.8.44 1./NJG4 invasion Area 710627 Ju 88G-1 3C+EJ
8/9.8.44 7./NJG4 Invasion Area 712361 Ju 88G-1 3C+LR
8/9.8.44 5./NJG4 Invasion Area 712232 Ju 88G-1
8/9.8.44 8./NJG4 Invasion Area 440009 Bf 110G-4 3C+GS
Hope that the above is of help.
There are also crew details in the book but I will post specific details for some aircraft if you need them.
Good luck with your research.
