The Ordnance Survey was established in the 18th century.
On March 6, 1957, Ghana gained independence from Britain.
yes
United States Department of the Treasury federal executive department established in 1789.
the aztecs
According to the US Department of State it was in 1957 when it was voted on by the UN.
The department of state
Bench Marks are property of survey department and authority of establishing a bench mark exists on survey department. So sometimes there would be none BMs cover the site areas. So the necessity of TBMs arises, because it minimizes the cost, time and accuracy of the site survey procedure. If there is no TBM established, it needs more measures to determine the heights from established MBs. So the labour cost will increase and the duration will also increase. Human errors are one of an incident which is a tall order to reduce. So the lengthen measurement process will cause of having unnecessary errors.
The department of citizenship and immigration Canada was established in 1994. I checked on Wikipedia!
department of state :)
the department of state
The department of state