EditorialBoxstead. The draughtsman used Balsham Steeple and West Wickham Steeple at the top left of this plan as triangulation points. From these positions, he made angular observations with a theodolite to measure the height of the land and to plot individual ...
EditorialDartford, Kent. Details of this drawing are corrected in heavy black ink with crosses placed over incorrect field boundaries and communication routes. Red pecked lines form a grid over the drawing. These are triangulation lines, which the draughtsman u...
EditorialFaversham, Kent. 18th century map. This is a plan of the Kentish flatlands surrounding Faversham, to the south of The Swale. Ruled red-ink lines radiating from observation stations and intersecting across the map, indicate angular measurements taken by...
EditorialHalstow (Kent). Drawing showing the area around Halstow in Kent. This map is drawn on rectangular sheet lines, enclosed by a black border. Fields are coloured brown where cultivated, and green or blank if untilled. Marshland dominates this estuarine la...
EditorialFaversham, Kent. 18th century map. This is a plan of the Kentish flatlands surrounding Faversham, to the south of The Swale. Ruled red-ink lines radiating from observation stations and intersecting across the map, indicate angular measurements taken by...
EditorialStow Market. This is a plan of the Gipping Valley in Suffolk. The circular hole in the top left-hand margin indicates that an 'Ordnance Office Copy' blind stamp has been removed from the manuscript. The die has cut through the paper causing the stamp t...
EditorialHalstow (Kent). Drawing showing the area around Halstow in Kent. This map is drawn on rectangular sheet lines, enclosed by a black border. Fields are coloured brown where cultivated, and green or blank if untilled. Marshland dominates this estuarine la...
EditorialWelford. This drawing depicts the boundary of Leicestershire and Northamptonshire. The county border is indicated at top left by a pecked line following the course of the River Avon. Relative relief is depicted by brushwork interlining ('hachuring') an...
EditorialBoxstead. The draughtsman used Balsham Steeple and West Wickham Steeple at the top left of this plan as triangulation points. From these positions, he made angular observations with a theodolite to measure the height of the land and to plot individual ...
EditorialMerston, Kent. 18th century map. This map is drawn on rectangular sheet lines, enclosed by a black border. Fields are coloured brown where cultivated, and green or blank if untilled. Stonework buildings or structures are drawn in red ink at the major s...
EditorialAn index chart. Index Chart to the Great Trigonometrical Survey of. Calcutta : Surveyor General's Office, 1870[-1895]. Index Chart to the Great Trigonometrical Survey of India. Sh. 595 x 570 mm. Image taken from Index Chart to the Great Trigonometrica...
EditorialDartford, Kent. Details of this drawing are corrected in heavy black ink with crosses placed over incorrect field boundaries and communication routes. Red pecked lines form a grid over the drawing. These are triangulation lines, which the draughtsman u...
EditorialTriangulation Pillar on Burbage Edge, The wooded slopes of the Goyt Valley can be clearly seen from this fine viewpoint which stands at exactly 500 metres above sea level, UK, art, art Britain, Artist: Sarah Smith.
EditorialTriangulation Pillar at Shining Tor, Depending on your frame of reference this summit is the highest point in the White Peak, UK, art, art Britain, Artist: Sarah Smith.
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