Hi and greetings to everyone,
First sorry it's not in German
The topic is old and seems concluded, but I think I have some additional information for those interested. Information concerning several other RAD Abt. and man in charge belonging to District XXXIX. By autumn 1944, and indeed from August 1944 forth, the following units were engaged in the construction of fortifications in the XXIII AK sector at the Weichsel-Narew Sehnen Stellung:
1 ) RAD-gruppe 390 Johanninsburg ( D-dca Oarbf. Nowothnig. Ostfm.Schott).
Order of battle:
6/390 Jonannisburg ( D-ca Ostfm. Ledel)
2/390 Gahlenburg ( D-ca Ostfm. Morgenroth)
5/390 Schwallen ( D-ca Ostfm. Kroh)
4/390 Gehsen (Ostfm. Baumann)
2.) RAD-Gruppe 391 Mielau (D-ca Arbf. Gentzel, Arbf. Kirchele)
Order of battle:
3/391 Mühlental (Ofm. Dr.Elk)
4/391 Tuscha Mala ( Ostfm. Heymer)
5/391 Tuscha Mala ( Ostfm. Hoffmann)
6/391 Sporwitten –Bodzanow (Ostfm. Pagers)
3.) RAD Gruppe

Order of battle:
2/392 Badkowo (?)
4/392 Piaski ( Ostfm. Both)
5/392 Piaski ( Ostfm. Krispin)
3.)RAD Gruppe 393 SchrÖttersburg (D-ca Arbf. Rowehl, Ostfm. V. Buchholz)
Order of battle:
1/393 Mühlental ( Ostfn. Hoffmann)
2/393 Sporwitten (Ostfm. StÖcker)
3/393 Markthausen-Starozreby (ofm. KÜhl)
4/393 Piaski ( Ostfm. Licht)
5/393 Tuscha Mala ( Ostfm. PlÖtz)
6/393 Markthausen-Starozreby ( Ostfm. Agethen)
Best Regards,
Piotr