Many surveyors are NOT familiar with things they do not use every day. Recently, I observed a surveyor, who was not familiar with an area he practiced...

I helped stake safari world subdivision, just south of Coarsegold, CA, in around 1975. Chain (tape) down C/L, make mark (keel) in pavement. Set up, an...

I bought one of these. It detects aluminum. It only goes about 4" deep. But, it's cheap, and works. It detects many kinds of metal. N

Poster nails are usually aluminum. You will want/need another type of metal detector, that picks up aluminum. I've seen where steel nails seem to attr...

Usually, I hear about much larger differences than this. Sometimes, the problem is with YOUR data, and sometimes the problem is with the PREVIOUSLY PR...

That eBay ad, has been up for a couple of months. It's maybe overpriced, but it does seem to possibly have been more expensive, than a normal transit....

I googled that. Found old guys, with bushy connected eyebrows. Is that what you meant? ❗

If you can raise one eyebrow, but not the other, (one separate from the other) As a side effect, of peering through an optical survey instrument, for ...

@Larry Scott with tripod? I love those old guns. That's the 1st one I've seen, with 15 minute divisions, and 20 second least count, (I agree, I think ...

No, Dave, it has a big mark in the middle, between the degrees. It's the 30 minute mark. Then, a little mark, at the 15 minute mark. Zoom in hard. (At...

Bstrand, I'm afraid you are not alone. A number of the younger generation are with you. Old habits die hard. My dad used to ask me for 2 bearings, sub...

Why would anybody try to survey, without a plumb bob? N

Imagine this situation. Man ignores court order, for long time. Say, 10-20 yrs. Man pays taxes. Woman lives there, all that time. Woman dies. Man sell...

If you have ever used cloth flagging. If you have ever made a large backsite, out of lath, nails, (bent over) and triangulated or shot closing angles ...

I deleted. I was thinking of another similar design, but had the name wrong. N

Curta was for rich engineers. We used slide rules. The circular kind.