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EVEREST GREAT THEODOLITE WAUGH'S 24 INCH THEODOLITE NO. 1
The 3 foot theodolite was constructed by This instrument was constructed by
Throughton for the great the trigonometrical Calcutta by order of camtain Waugh who
Survey of India, at captatin Everest's request succeeded Sir George Everest as
and reached Calcutta in November, 1830. surveyor general in 1843.
From 1835 it was regularly used on main
triangulation until 1873.
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