by Von Oettingen, Wolfgang Felix, 1888- [autor].
by Browning, Ethel [autor] | Mayneord, William Valentine [prologuista].
by Pattison, Frederick Lewis Maitland, 1923- [autor] | Peters, Rudolf A [prologuista].
by Buchanan, William Drummond [autor].
by Bidstrup, P. Lesley [autor].