THIS IS A HANDSOME MEDAL ISSUED TO ATTENDEES AT A MICROBIOLOGY CONFERENCE IN 1939.IN VERY FINE+ CONDITION WITH MILD TARNISH AND MILD WEAR FROM HANDLING AND AGE. AS SHOWN.MEASURES 2"SQTHANKS AND GOOD L

 

Featured are 20 Coal Mine Brass Check Tags with numbers stamped in them. I was told that they were used in coal mines to track each load of coal as they were taken from the mine to each specific miner

 

Hardly used Pickett N4-ES all metal slide rule, with original box, certificate, leather case with strap and a 93 page instruction book. This is the Vector Hyperbolix dual base log log slide rule, with

 

Greetings!!! Thanks for stopping in!!! I see this item peaked your curiosity. Great for a Halloween prop-décor-or use. This machine would be an ultimate Halloween prop. It looks like something from a

 

Compass works fine.Paint is off on parts of the metal case Measures 3"x 3 1/4"

 

Vintage beauty..........center coil has about 2 ohms resistance with heavier gauge wire than the approx. 35 ohm outer coil.... the whole thing comes apart as you can see and is about 7 inches long....

 

If you collect or restore old radios, crystal sets, early scientific apparatus, vintage test equipment, military surplus, or other unique old technical items, keep me on your favorite seller list. I a

 

Drawing Instrument Set with Slide Rule, Flexible Curves and Compass all in Original Boxes Here is a fascinating set of 4 drawing instruments comprising of; · Simplon Slide Rule in original box togeth

 

Justrite Carbide Lamp No. 2-840 in box w/ hatCarbide Lamp is used but is complete. Hat is also used but is still in good shape. Box is also complete.Feel free to message me with any other questions yo

 

It is approx. 65mm (2.1/2") high Postage is 8.50 GBP by registered mail (signed for) WORLDWIDE Dispatch is within 24 hours from received paypal payment Good luck if you bid for it!