1380(Johann Wolkersdorfer JW 25)
- Class: Cog
- Dimensions: 76 x 25 ft.
- Notes: Uncovered by a backhoe in Oct 1962, this cog could be dated to the year 1380. In 1972 the salvaged parts were taken to the German Maritime Museum in Bremerhaven and assembled in a steel tank, preserved in a polyethylene bath.