I bought in old transit off ebay and found this adapter for it. Those vernier scales are sure harder to see now than in my younger years.

I have been the crew chief for 30 years now. I never took any college classes therefore in RI I can't take the exam. For the last 15 years i have been...

When I started in the late 80's the firm I worked at hand drafted everything. I left there in 2000 and began to use CAD at my new employment. I think ...

I started with a Nikon digital theodolite with the separate distance meter that screwed on top. we had lug it around in its case and attach it on ever...

I use PDFcreator.

I had copies of a local surveyors notes from 1937 and he called for wine bottle 2' below grade with a tack in the cork at the radius point of a cul-de...