I thought the history of the World Trade Center Twin Towers layout might be an interesting piece of history. This history was written by my friend, William B.F. Lair, a surveyor of the "first order", …
Been looking into other states to work in and decided I'd run through all of the US state society websites to see which ones are keeping up with the times. To be honest there are quite a few that look…
Searching for a discussion related to land surveying in your area? This is the place to go. Below is a quick way to search and find topics related to surveying industry in all 50 states of…
Just thought i would open this discussion "What is Site Control?" and I encourage you to add anything in the comments which i may leave out. What is Site Control?Site control means that you have obtai…
Find Other US Land Surveyors, Surveying Discussions and Content According to State
Last night I was think about finding a way to make it more simple to find any content on Land Surveyors United accor…
September 1932—TOPCON was established based on the surveying instruments division of K.Hattori & Co.,Ltd. (currently SEIKO HOLDINGS CORPORATION) in order to manufacture the optical instrumen…
Added by Justin Farrow at 7:57pm on February 13, 2019
WASHINGTON — Disruption of GPS positioning and navigation signals used for aviation and other applications within U.S. territory will be unavoidable if startup firm LightSquared is permitted to deploy…