Apart from the known stations set up by government, some temporary trigonometrical stations are set up near construction sites for monitoring the precision and progress of construction.
12.
The request was granted on the proviso that " the correct spelling be adopted namely Windang, which is that of the Island and Trigonometrical Station thereon in the vicinity ".
13.
"' Townsville Astronomical Trigonometrical Station "'is a heritage-listed triangulation station at Stanton Hill, North Ward, City of Townsville, Queensland, Australia.
14.
The Townsville Astronomical Trigonometrical Station, erected in 1891, is significant for its historical role in land surveying in Queensland, and typologically, as one of only two concrete astronomical trig stations constructed in Queensland in the 19th century.
15.
The suburb name has been associated with the locality for many years; Surveyor Charles Scrivener gave the name'Russell'to an adjacent trigonometrical station in about 1910 and later adopted the name for an early settlement in the locality.
16.
In 1881 the Palestine Exploration Fund's " Survey of Western Palestine " described it as standing " on the highest part of the Carmel watershed, and the highest house was therefore the trigonometrical station on the ridge.
