Columbia subject headings:
Bischoff, Peter, 1655-1721.
Feddersen, Johann Gerhard, 1712-1787.
Merchants--Germany--Biography.
Shipwrecks--History.
Harvard subject headings:
Bischoff, Peter, 1655-1721.
Feddersen, Johann Gerhard, 1712-1787.
Merchant mariners--Germany--Biography.
Merchants--Germany--Biography.
Sailors' writings--History and criticism.
Sailors' writings.
Shipping--History--17th century--Sources.
Shipping--History--18th century--Sources.
Shipwrecks--History--17th century--Sources.
Shipwrecks--History--18th century--Sources.
Shipwrecks--History.
Princeton subject headings:
Bischoff, Peter, 1655-1721.
Feddersen, Johann Gerhard, 1712-1787.
Merchants--Germany--Biography.
Shipwrecks--History.