1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 3)
  4. 8: Miscellaneous manufactured articles
  5. 87: Professional and scientific instruments, n.e.s.
  6. 874: Measuring, analysing & controlling apparatus, n.e.s.
  7. 8741: Navigation., surveying, etc., appliances; rangefinders
  8. 87413: Surveying, hydrological, etc., instruments & applian.

87413: Surveying, hydrological, etc., instruments & applian.

In case you need help on a certain topic you can consult our Glossary.
You are invited to leave your comments and improvements here