Electrotype of a mariner's astrolabe, associated with Spanish Armada

© National Museums Scotland

000-100-102-679-C

Compass
made in China

© National Museums Scotland

000-100-104-308-C

Compass, known as Geomancer's compass
made in China

© National Museums Scotland

000-180-001-162-C

Traverse board
probably made in Germany

© National Museums Scotland

000-100-102-833-C