Hydrometer
made in Dundee

© National Museums Scotland

000-100-102-721-C

Hydrometer
probably made in Edinburgh

© National Museums Scotland

000-100-104-211-C

Hydrometer
probably made in London

© National Museums Scotland

000-100-104-298-C

Hydrometer (detail)
probably made in Edinburgh

© National Museums Scotland

000-190-002-205-C

Case, containing hydrometer

© National Museums Scotland

000-190-001-053-C

Hydrometers
probably made in Glasgow

© National Museums Scotland

000-190-004-180-C

Wind gauge, known as Lind Anemometer
made in Edinburgh

© National Museums Scotland

000-100-102-809-C