Offered here is an original Geologic Map of the 700 Foot Level of the Portland Mine. The Portland Mine was located in Victor, Colorado, in the Cripple Creek Mining District. Map dated 1902, by Charles

 

Have 2 of them one has burner and one does not they are 6-1 / 4 " tall × 3-3 / 4 "

 

THE AUCTION ITEM FOR SALE IS 1 VINTAGE- ANTIQUE- LEEDS and NORTHRUP- POTENTIOMETER- ELECTRICAL TEST EQUIPMENT. WOODEN BOX with ROTATING CYLINDER ON TOP- CYLINDER IS STIFF , DOES MOVE. FRONT GLASS LENS

 

ERNST LEITZ WETZLAR 1928 Antique Microscope - AS ISThe is a really beautiful antique microscope! It is missing a couple of parts as can be seen in the pics of the actual microscope that you will be ge

 

This is an Old 4 Stage Telescope. Its in Good used condition. Made of brass and wood. I didn't see a makers mark. Measures almost 16 3/4" long extended and 5 3/4" at its shortest. Its about 1 3/8" in

 

WELCOME TO LAKES! BEING SOLD AS IS Accepting Payments through Pay Pal and no Shipping outside the USA Great Vintage Brass and Metal Gas Miners Lamp – Auto-lite Universal Lamp Company This item was a

 

• A rare authentic find. Perfect for the collection of vintage glass bottles. Condition is exceptional...• Bottle measures approximately 9.25" in height.• Glass is Mark and in printed as being a

 

YOU ARE BIDDING ON A VINTAGE PHOROMETER MADE BY AMERICAN OPTICAL CO. U.S.A. USED BY OPTOMETRIST, EYE DOCTORS. FROM THE MACHINE AGE. GREAT FOR STEAM PUNK CREATIONS ART AND CRAFTS PROJECTS, MOUNTED AS A

 

8 3/4" x 3 1/8". METAL and wood. Directions for use on back. Barometer liquid is cloudy. Thermometer shows a little separation of fluid- but was working ok. Some wear to paint on tin. Very good used c

 

We are offering this very nice W & L E Gurley surveyor's transit. To clarify, it is not as polished as the photos make it appear and, in fact, has a wonderful patina that is indicative of its appr