2007
TQ3877 : British Imperial Standards
taken 17 years ago, near to Greenwich, England
British Imperial Standards
On the wall of the Royal Observatory : British Standards Lengths mounted before 1865; Ordnance Survey Benchmark 154 feet above mean sea level at Newlyn (1921) also a plaque describing the Shepherd 24 hour gate clock and the Time Ball.
Image classification
(about):
Supplemental image
This page has been
viewed about
69 times