"The Argo may have been destroyed by the Black Company, but its legacy remained - the debris from the wreck had spread over a large area in the time since the attack. From these pieces, Prussian fleet commander Karl-Ehrhart Grunner reasoned, some rather valuable technology or information could be secured.
Grunner despatched his best hunter, commander Jürgen Grönemeyer, and his recently refitted Sturmbringer-class Submarine with a small fleet of fast ships to track down the pieces of the Argo and recover anything valuable. The Wolf Pack rendezvoused with a Danish patrol out of Daneborg some days later.
Tracking some interesting readings, the Prussian scientists attached to Grönemeyer's fleet directed them south of Nanortalik, an area rarely travelled by Prussian fleets due to the iceberg floes prevalent in the spring months. There, they discovered more than just the remains of the Argo..."
- The Blockade of Greenland
Naval Battles of 1872