Hi Andy - that's fascinating thank you! I have a Flugbuch/Leistungsbuch to a flieger of 4.(F)/Nacht - Lt Gunther Kauschke, mainly flew Ju188 D2. Let me know if you'd like any info from it. Couple of small pictures of his flight in K7+CK here:
https://www.luftwaffe-research-group...2/#post-107771