The Commanders of NJG 1 in the Summer of 1944

The commanders of NJG 1 (Nachtjagdgeschwader 1). From left to right: Hauptmann Heinz-Wolfgang Schnaufer (Gruppenkommandeur IV.Gruppe / Nachtjagdgeschwader 1), Hauptmann Martin Drewes (Gruppenkommandeur III.Gruppe / Nachtjagdgeschwader 1), Major Hans-Joachim Jabs (Geschwaderkommodore Nachtjagdgeschwader 1), Hauptmann Paul Förster (Gruppenkommandeur I.Gruppe / Nachtjagdgeschwader 1), and Hauptmann Eckart-Wilhelm von Bonin (Gruppenkommandeur II.Gruppe / Nachtjagdgeschwader 1). The picture was taken in the summer of 1944 - between May and June - at Fliegerhorst Leeuwarden (Netherlands).

Source :
http://www.asisbiz.com/il2/Bf-110/NJG1-Schnaufer/pages/Aircrew-Luftwaffe-pilots-Heinz-Wolfgang-Schnaufer-Drewes-Jabs-Forster-von-Bonin-01.html

Helmut Lent, Heinz-Wolfgang Schnaufer and Hans-Joachim Jabs

Nachtjagd Experten at St. Trond, early spring 1944. From left to right: : Major Helmut Lent (Geschwaderommodore Nachtjagdgeschwader 3), bandmaster, Oberleutnant Heinz-Wolfgang Schnaufer (Gruppenkommandeur IV.Gruppe / Nachtjagdgeschwader 1), and Hauptmann Hans-Joachim Jabs (Geschwaderkommodore Nachtjagdgeschwader 1). The picture is part of the collection of Martin Drewes, another Nachtjagd experten.

Source :
Book "Nachtjagd: Defenders of the Reich 1940-1943" by Martin W Bowman

Ritterkreuz Award Ceremony for Erich Groth and Hans-Joachim Jabs

1 October 1940: Ritterkreuz award ceremony of Zerstörergeschwader 76 (ZG 76). The recipients, from left to right are: Hauptmann Erich Groth (Kommandeur II.Gruppe / Zerstörergeschwader 76) and Oberleutnant Hans-Joachim Jabs (Flugzeugführer und Staffeloffizier in 2.Staffel / I.Gruppe / Zerstörergeschwader 76). Their aircraft is visible in the background. The picture was taken by Leutnant Benno Wundshammer, Kriegsberichter from Propaganda-Kompanie Luftwaffe 1 (PK Lw 1).

Source :
https://audiovis.nac.gov.pl/obraz/31038/16681a180a83d321351d3a71c29af66e/