Tree borer equipment

From Object Wiki

Tree borer equipment
Manufacturer	University of East Anglia
Production years	(unknown)
Production location	(unknown)

To extend information back to times before measurements were made with instruments, ‘proxy’ methods have been developed. One technique uses the annual growth of tree rings to give a coherent temperature and rainfall series going back several thousand years.

[edit] Memories

Do you remember tree rings? Add your memories.

[edit] In the Science Museum's Records

Inv No: 1998-40