Original Vernier Theodolite Elliot Brothers Original solid Brass Elliot Brothers Vernier Theodolite You now have the opportunity to own this very rare, very heavy perfect example of English precision

 

ANTIQUE MICROSCOPE SLIDE BY W.A.FIRTH. DIATOMACEAE. AULACODISCUS MARGARITACEUS. FROM MERILLONES, BOLIVIA. FROM THE COLLECTION OF J.G.BRADBURY. SEE IMAGES FOR CONDITION. EXCELLENT. I AM LISTING MORE AN

 

UNUSUAL ANTIQUE BRASS SCIENTIFIC MAGNIFYING GLASS MAGNIFY. An Original Antique Magnifying Glass. Possibly from a set or similar. It is brass and in the main stem is a purpose made hole. It all seems t

 

Up for auction is this vintage Dietzgen Topographic ( Abney ) Level. This is used to measure percentage of grade elevation by sighting a target at the same level from the surface as the viewer's eye.

 

Vintage 1930s-1940s Desktop Taylor Temperature/Humidity Guage Bakelite - Catalin "Butterscotch" base w/ Greenish marbled top. Measures: 4" Tall x 4 3/4" wide x 1 1/8" deep In Excellent Condition!! No

 

... PERFECT SPECIMENS .. SEE HAND WRITTEN WELL DESCRIBED LABELS ! .. ALL DIFFERENT ! I normally offer this type of Specimen one at a time BUT I currently have a backlog of Slides from a Private Collec

 

Lot of 8 optical pieces. These are vintage pieces and in good condition. I do not know how old they are. A few of them look like they have tarnished around the edges. I purchased these with the intent

 

Field Issue – US Army – Aneroid Barometer Made by Wallace & Tierman. Order Date 14 Day 44. Wood case shows a few small field nicks, but structurally sounds; hinge and latch are flawless. Dial

 

Vintage Blood transfusion device. Great for a museum collection or for those wanting to creep out their friends and relatives. This is the ultimate in creep show devices.

 

Check out my other items! (Click on the symbol to see the other kaleidscopes in my store!) Award-winning design, one-of-a-kind, stained glass kaleidoscope, signed by artist. Completely handcrafted by