Columbia subject headings:
Busken Huet, Conrad, 1826-1886.
Potgieter, E. J. (Everhardus Johannes), 1808-1875.
Harvard subject headings:
Busken Huet, Conrad, 1826-1886.
Potgieter, E. J. (Everhardus Johannes), 1808-1875.
Princeton subject headings: