Hello,
Currently on ebay is a photo album at:
https://www.ebay.de/itm/Fotoalbum-15...oAAOSwwjhfnCkH
which has two photos of aPZL P.11 in Luftwaffe markings. There is also a Ju W 34 with Stkz PV+H* Does the latter allow the possibility of determining which unit operated the PZL P.11?
Regards,
Clint