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BRIEF INTRODUCTION TO THE ORDNANCE SURVEY OF GREAT BRITAIN AND HOW THE TAVISTOCK THEODOLITE HELPED

Presented by: Tavistock Wharf
0TAVISTOCK: The Wharf
PMonday 16th March, 2026
N1:00pm

Event information

PAUL BLOWEY: Paul grew up on a farm above Morwellham, educated here in Tavistock before training as a Land Surveyor in the early 1980’s, working all over the UK including 6 months in the Middle East.
Following a second career, teaching mainly in Okehampton, Paul is enjoying retirement and has been an active member of Tavistock Lions, for many years.

TALK: ‘A brief introduction to the Ordnance Survey of Great Britain and how the Tavistock Theodolite helped map the World’
With Englands once World leading reputation as a manufacturer of theodolites under threat with smaller and more accurate versions being imported from other countries. A meeting was held somewhere here in Tavistock in 1926 between the War Office, the Admiralty, the Ordnance Survey and the leading British Theodolite manufacturers. At this meeting they compared the specifications of the current top versions and the firm Cooke, Troughton and Simms came up with their own version, named after this town where the meeting was held- but where?

Venue information

TAVISTOCK: The Wharf
0Canal Road
Tavistock
PL18 8AT
> www.tavistockwharf.com
! 01822 611166
` Ample parking - Under 18's MUST be accompanied by adult. NOTE: TICKETS PURCHASED FROM THIS SITE ARE STANDING ONLY. To purchase a SEATED TICKET you must contact the venue direct on 01822 611166.