Material on Jan (Jacqaes) -Hans Groag, Emo's brother + Engelmann Paul & Groag Jacques students of Loos Adolf in Olomouc, written by Slapeta Vladimir for 77 birthday of Babler Otto
This description is derived directly from structured data provided to EHRI by a partner institution. This collection holding institution considers this description as an accurate reflection of the archival holdings to which it refers at the moment of data transfer.