Ok, I gotta ask, whats P.Q. ?

Nice workmanship. How did you mark the scale lines so nicely - special fixturing or just a steady hand with a chisel or scribe?

KentA collector friend told me the seller's description has some errors. He thought (from the pictures) it could be authentic but one made by the sho...

You would usually set up the instrument some distance from the first point of interest (ideally halfway between points of interest if elevations permi...

I've tried setting up my 30x Topcon on Polaris in the morning and watching until it isn't visible. I could still see it for almost an hour after loca...

NGS program HTDP

:good: Makes perfect sense for compass work, since the bearings I read were only slightly different from reciprocal - a little local magnetic attracti...

[msg=137309]Previous thread[/msg]

"Appropriate Scale">The only reason to use an engineering scale is habit. Any surveyor or engineer should be capable using a ruler and the very sim...

Discussing what it is should definitely be under land surveying.Anyone wanting to argue its merits or demerits should start a new thread under P&R...

Incorrect Antenna Height Affects Post Processing>Every point has an x, y and z value in this system first, and then the conversion to SPCS (or what...

A line has zero width. But after all measurements and monumentation, there remains an uncertainty in its position, however large or small that uncert...

Wouldn't a recorded easement for ingress/egress be sufficient instead of carving out a new parcel?