Amongst the family papers, I found this photograph. My father has dated it 'R VII - Vienna 1928'.
Eleven of the said gentlemen have signed the picture on the verso ... I'm getting quite good at deciphering, but ...
Prof Josef Holzmann
Dr Hans ?Honig
Dr Gans Jorg
1928. Father would have been seventeen. So maybe this is college ... Oh, its actually February 1927, so sixteen .. college, then.
I shall delve some more.