beroep:A-L-N-phil-doctor-philos-et-mathesis-professor-ordinarius-te-Groningen | A.L.N. phil. doctor philos. et mathesis professor ordinarius te Groningen |
beroep:A-L-N-phil-doctor-philos-et-mathesis-professor-ordinarius-te-Groningen | A.L.N. phil. doctor philos. et mathesis professor ordinarius te Groningen |