000-100-104-302-C
Artificial horizon
probably made in London
© National Museums Scotland
000-100-102-834-C
Compass
probably made in London
© National Museums Scotland
000-100-104-301-C
Octant
probably made in London
© National Museums Scotland
000-190-002-072-C
Octant (detail)
probably made in London
© National Museums Scotland
000-180-000-901-C
Reflecting circle, known as Borda circle, made by Francois-Antoine Jecker
made in Paris
© National Museums Scotland
000-100-104-300-C
Sextant
probably made in London
© National Museums Scotland
000-190-002-071-C
Sextant (detail)
probably made in London
© National Museums Scotland