THIS ITEM IS A BOGART COAXIAL MICROWAVE DIRECTIONAL COUPLER 2 to 4GHZ - 20DB MODEL 881714-4 SERIAL NUMBER 95 MADE IN U.S.A., BROOKLYN, N.Y.

 

LUFFT ABBEON HYGROMETER BRASS TEMPERATURE INDICATOR Model HTAB169B Abbeon, CA. Inc 123 Gray Avenue Santa Barara, Calif. 93101 Made in West Germany Relative humidity usable in temperatures up to 230* B

 

Up for auction is a 1800's. KEUFFEL & ESSER Co. NEW York and 74482 this is an Engineer's Mountain and mining Transit model 74482 it belongs in a Museum for sure . There are clamps and tangent scre

 

A unique kaleidoscope from Van Cort. The wooden egg shaped kaleidoscope is highly polished and 2" tall. It is in excellent used condition and sits on a 2" tall brass stand. Thanks for looking!

 

Here is a real nice piece of surveying history. In wooden box it weighs 17 pounds, will only be shipped expedited with tracking and fully insured. Looks to be in decent shape. Even has some tools with

 

You are bidding on a large amount of dental tools. The group includes, excavating tools, mirrors, picks and more (as shown). The styrofoam I have them in is not included. BID WITH CONFIDENCE !!!!!!! H

 

This is a 1 year supply of Barograph Charts At least I think they are, anyway. I don't know anything about them, except that they came from my grandfather's estate and he had a bunch of instruments th

 

OLYMPUS Stereo Microscope VMT model Total Magnification 10x , 20x can easily change slide switch by center ring. Eyepiece Lens 10x, objective Lens 1x and 2x Slight damaged on body but very clearly loo

 

SMALL WOODEN CASE OF DRAWING INSTRUMENTS Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Description: UK buyers please note. From 2nd April Royal Mail have increased their prices f

 

These clip on sunglasses from Lawrence & Mayo London come in their original, blue velvet lined, leather pouch (which does have slight dent, clearly visible in photo). I have no idea about age - to