| 1. | He was afterwards connected with the Trigonometrical Survey of New South Wales.
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| 2. | Their commissions included a trigonometrical survey of rugged J . H . Angas.
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| 3. | In this capacity he made substantial contributions to the on-going Trigonometrical Survey of India.
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| 4. | He worked at around the same time as Colonel Lambton began the Trigonometrical Survey.
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| 5. | Their granddaughter Pauline Georgiana Plowden married Henry Haversham Godwin-Austen of the Trigonometrical Survey of India.
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| 6. | This was reported in'The Synoptical Volume XXXV of the Trigonometrical Survey of India'published in 1910.
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| 7. | This was very similar to the instruments used in France and Britain for previous trigonometrical surveys.
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| 8. | John MacCulloch visited Balta in May 1820 to carry out the Trigonometrical Survey for the Ordnance Survey.
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| 9. | Sprent was appointed temporary assistant surveyor in August 1833 and was soon placed on the trigonometrical survey.
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| 10. | Drummond used the Drummond light which was employed in the trigonometrical survey of Great Britain and Ireland.
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मोबाइल