Auction them off here and the funds can go to help defray the costs of operating the site.  

I was taught early on, Use it like you're not paying for it!

You might look for your states GIS data. I find googling "state" GIS or the county and state and GIS gets me pretty close to exactly what i want.

That may very well be. I was imaging a bipod holding the pole in what ever vector the first shot would be , then extending for the second shot. Sound ...

You don't need a special pole. Just two shots with the same prism and two different rod heights. Here is some info.  

My favorite.  

Sounds like a road trip. The first annual "RPLS-What is it?" meet up. Then we can lay the "WHat is it" speculation to rest, once and for all.

I am no mathematician but if we are adding and subtracting are we not canceling some of this error ? We always ran trig levels on everything, wheth...

This looks like it is designed to get the building corner at the grade level. I would think any pole/prism combination would work. Just use the hidd...

5 feet 7 inches (1.7018 m)  

In 1889 everyone knew that oak tree.

@williwaw Pirates!  

@bruce-small agreed. I never ran big construction stakeout jobs. We always figured a price using time , of course. But most of the jobs were fixed fee...

Aren't they across the street from Doowe, Cheatham & Howe?

@bruce-small Ya ever wake up startled and yelling backup 2 feet!