Online-Bibliothek

Adelung-1793: Doctor, der

Brockhaus-1809: Doctor Johann Faust · Doctor Grahams himmlisches Bette · Doctor Benjamin Franklin

Brockhaus-1837: Doctor

Brockhaus-1911: Utriusque juris doctor · Juris utriusque doctor · Doctor

Herder-1854: Bullatus doctor

Meyers-1905: Juris utrĭusque doctor · Urĭusque juris doctor · Doctor [1] · Doctor [2]

Pierer-1857: Juris utrĭusque Doctor · Utriusque juris doctor · Bologneser Doctor · Doctor