I think we may have found something or ...... ? from another forum

you mention FAGr 1 but without a/ c, but did it have smaller units under it's overall command during that time period ?

I guess it did, but how would I recognize them? Also in Lettland are listed 1.(F)/122 and 5.(F)/122, but to which superior units were they attached? I know the Staffel/Gruppen/Geschwader organization of the Jagdflieger, but the Aufklärer don't fit in that template.

Looking closely, Stab/FAGr 1 and 1.(F)/122 are listed on the same field in subsequent lines with 1.(F)/122 annotated "Total 7 Ju 188". Diligent between-the-lines reading suggests that the authors perhaps meant to say that these units had 7 aircraft between them. I hate to say that, but German books on aviation topics are frequently unprofessional in the details! Errors and ambiguities ...