Why would you not do a control network with the longer shots and side-shot the short one(s) ?

It looks like around here some switched to greater precision by 1980, but when I audited a surveying course in 1982 I was given (an undated) copy of t...

The first thing to know is the weather report gives equivalent sea level pressure, and the instrument needs actual absolute pressure at your elevation...

Reflective tape would allow distance measurements and greatly simplify the data analysis.

I would favor stating whatever form was actually measured. Turning angles and then stating bearings obscures where the errors were most likely.?ÿ Conv...

@holy-cow?ÿ You never get an email address totally removed from the lists.?ÿ I still get a few addressed to my stepdaughter's name with my email addr...

@paden-cash?ÿ So many of my sp*m calls are from "The ______ Department."?ÿ?ÿ My response is always "department of what company or government?"?ÿ?ÿ Th...

@holy-cow?ÿ My most impressive event with communication happened when I was at work and the web was pretty much new to us.?ÿ I searched for something...

We now have a nice smooth street with water seeping out of the joint for most of the width where new meets old. Gonna be fun making the turn into the ...

It seems unlikely anyone would move it to a different place on the building. I wouldn't take the directions given as proof it was moved, after seeing ...

Here's a photo from Geocaching.?ÿ?ÿ Neither of the stamped elevations are NGVD29 nor NAVD88 per the NGS sheet. I'd also question whether this was prec...

@mark-mayer?ÿ An fbk file is a txt file, so it is easy to edit. Just remember to make a backup copy before tinkering with any raw data file in cas...

This indicates there 21 species, many of them rarely seen. Three are venomous but all 3 have such low population they are candidates to be listed as t...

Re-reading the to-reach, I think I may have misunderstood the concrete to have been under the RR when it makes more sense with the distances to be und...

I've looked hard and can't find the decades-old Tumbleweeds comic where the cowpoke asks how the Indian knows where north is and the reply is "It just...

The 2018 report is mine. He didn't quote the text. The facts seemed pretty conclusive to me. STATION RECOVERY (2018)NK0094NK0094'RECOVERY NOTE BY IND...

The lat-lon at zero ellipsoid height converts to WGS84 or similar systems meters X?ÿ -4,132,382.130 Y?ÿ 2,883,416.709 Z -3,897,127.252 ...

@john-nolton?ÿ His X and Y look like their version of USA State Plane systems or UTM. He needs to get from whichever system that is to lat-lon of its...