000-180-001-169-C
Clinometer, also known as dip-sector
probably made in London
© National Museums Scotland
000-100-044-546-C
Compass
made in London
© National Museums Scotland
000-100-104-179-C
Surveyors' chain
made in Sheffield
© National Museums Scotland
000-100-102-739-C
Surveyors' level
made in Edinburgh
© National Museums Scotland