The brand I remember had a felt ring around the top about 3/8" thick so you could rub it into the surface rather than having to have the seperate litt...

Send me a picture or two along with some dimensions (diam of horz & vert circles, length of telescope, etc) and I'll send you scans of appropriate...

I have a 1938 - so what do you want?

A lot depends on the orientation of the magnetic fields. Sometimes they really mess things up - sometimes they're in alignment so they don't have muc...

What is more interesting is ....the coincidence of the change in area transposing 2 digits. If the difference had been anything but that I suspect he...

Without meaning to sound sarcastic or too flip, of course you will get the same closure. Think in terms of latitudes and departures. They are the sa...

I know I'm not in Georgia, butin Virginia some (if not many) of the counties and cities that let you look up deeds on line use TIFF format. So the Cl...

We had several counties doing the same thing in central Virginia. Got a House of Delegates member to request an opinion from the Attorney General. H...

> Sounds like there is a piece of wire that is misplaced or not shielded that is shorting out. It's always amazing the amount of heat that can be ...

Sounds like there is a piece of wire that is misplaced or not shielded that is shorting out. It's always amazing the amount of heat that can be gener...

Send me a picture and some information such as length of scope, diameter of horz & vert circle, weight, vernier graduations, etc. and I'll see wha...

Does it really matter what Wendell says? No!We all know who really rules the roost and this site!

What would you do? Put in an angle point?Dave I.That's where additional research to determine junior / senior comes into play. Given the information ...

Yes, that is the serial number. It appears that your compass and box got swapped at sometime in the past with another instrument / box. That is not ...

This transit dates to about 1911. It would appear to be a model 5129N - Preliminary Survey Transit.However, it is hard to be sure without additional ...

I agree that more research may be needed, but you've got 2 situations given the facts as you present them.- The "pin finders" that post here would sa...

AtlasLook for the Atlas Electronics ad in the back of POB. They do a great job of repairing metal detectors at a flat rate and they have a listed fla...

Actually it would have been sufficient for traverse calculations given the instrumentation most people were using when the 4102 came out. Most people...