First English Edition, First impression. The English edition contains 10 photographic plates not found in the Norwegian original.
2 volumes, 8vo. Recent full burgundy morocco, titles and decoration to spine, raised bands, single rule to boards, marbled endpapers, top edge gilt, others uncut. 158 photographic illustrations on 103 plates, numerous other illustration plans and charts, 2 folding maps at the rear of each volume. Some occasional light foxing, an excellent copy handsomely bound.