Welcome To Survey Instrument Antique Center!
This site is dedicated to the preservation and restoration of surveying
instrumentation. Here you will find information on instruments, products for sale,
restoration services and many other items regarding survey instrumentation and
surveying history. Gathering this information is very time consuming.
You will find many resources here and additional links to other sites to help
fill in gaps.
How to Date
Your Old Survey Instruments
We have added a new section for dating your antique survey instruments.
Just click the link above to see this newly added section.
We are always looking for more information to share so if you have information
about a specific maker please contact us and we will share it with others.
The Complete Guide To Early W. & L. E. Gurley Transits

This publication is the most information-packed guide to Pre-1909
W. & L. E. Gurley transits ever produced. You will find history, employee
information, catalog and manual information, patent information, over 500
illustrations, and descriptions of Gurley transits and options.
Demonstrated are the best known methods for dating transits made between 1845
and 1908, before serial numbering, using design changes, patents, options, and
other indicators. Additionally there is a Glossary of Terms to assist you in
your research.
Transits are broken down by model with images to help guide you through the
dating process. Inside you will find complete sections that cover the
Surveyors’ transit, Engineers’ transit, Vernier transit compass, Light Mountain
transit, Reconnaissance transit, Explorer transit, and the Builders’ transit.
Preview Deluxe Color Edition
Preview Black & White Standard Edition
We Buy & Sell Antique Surveying Instruments &
Parts
We are always looking for old instruments and maybe you have one
sitting around in the garage, basement or attic. Why not make some money
and sell it to us?
Instruments For Sale
Consignment Sales
We can work with you to get the most out
of the sale of your antique survey instrument. Read More
Thinking Of Selling Your Survey Instrument?
We can buy your instruments outright so contact us before you list your survey instrument on EBay if you want to
save 10% right off the top. We will give you an honest evaluation of the
instrument's value based on today's selling price on EBay without the hassles and costs of selling
it on EBay yourself.
Read More
We pay top dollar for:
Pre-1900 U.S. Made Instruments - Solar or Mining Attachments - Gurley Transits -
K&E Transits - Buff & Buff Transits -
Buff & Berger Transits - C. L. Berger & Sons Transits - and Many
Others...........
We Also Buy Old Survey Instrument Parts:
Do Not throw away those old parts that are laying around! We may be
interested in purchasing them, so why not make some money off those old parts
you do not know what to do with. Read More
Help Support This Site As most realize
maintaining and supporting a website can be very time consuming and requires a
lot of work and expense. We would like to ask that if you find our
information helpful or enjoyable and you would like to help create a
better web experience that you make a small donation.
Whether you are researching an instrument to sell on EBay or just enjoy the
history of these instruments your donations will help
pay for the site maintenance and up keep and allow us to continue to offer this great
information.
Any amount helps and you can choose just how much you want to donate.
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