1. German political prisoner.
2. Criminal prisoner - German or other nationality.
3. Political prisoners of other nations, e.g. 'P' Polish; 'L' Luxembourg, etc.
4. Homosexual, 'gay'
5. Antisocial called 'Arbeitsscheue' (to shy to work)- mostly German prostitutes, pimps, etc.
6. 'Bibelforscher' (Jehovah's Witnesses)
7. Jew, political or racial.
8. 'Emigranten' (Migrants) - Members of International Brigade of Spanish War.
9. Jews, criminals, mostly because of financial 'offences' e.g. transactions or non-disclosure of foreign currencies.