Danke für die tolle Übersicht! / Thank you for the great overview!
Hier eine Ergänzung / Here is an addition:
„S.“ (red S in the corner)
meaning not clear
(see this discussion)
two different prisoner numbers
Record both numbers as prisoner numbers
(see this discussion)
PNR.: 34975 (EM-Nr.)
PNR.: 1624
thanks to @silkecla
BL. Nr.
meaning not clear (maybe Blechnummer)
(see this discussion)
thanks to @sellivodoert