Documented evidence
The verified official register entry lists Frei Hans as registered in the lawyers’ register with the professional title lawyer at advokatur 9450 in 1955 SG.
Source
Amtliches Anwaltsregister Kanton St.Gallen · https://www.sg.ch/recht/gerichte/anwalts----notarwesen/anwaltsregister---register-der-notare/anwaltsregister---register-der-notare-a-z.html
Context
This entry reflects only the verified state of the source. It does not imply any further legal or personal assessment.