Here is a ship's clinometer , The center needle can show 90 degrees on port and starboard , two red needles for reset . The glass dia. 19.5 cm. The dial also show : EIWA SKEIKI CO., LTD. OSAKA . It's

 

This is a very nice Pickett & Eckel metal slide rule with log log scale model N803-T log log. This rule is straight and works smoothly. The finish is in great condition with no scratches, only sli

 

i000000 Vintage Steel Mounted 4" Glass Projector Magnifying Lens Optical Photographic Click Images to Enlarge You are bidding on a very nice example of a vintage Boxed Large Steel Mounted 4" 105mm dia

 

For Sale Antique Tiffany & Co. Brass Weather Station, Barometer/Clock/Thermometer/Compass, thermometer is not working, display and glass missing, everything else is working fine, size H 3 3/4 x 6

 

Kind of a puzzling item, have had a bunch of opinions as to what this was actually used for, I think it was a tool used in the medical field, designed to create suction when placed on body part to pos

 

Antique Microscope slides pine specimen storage box 12 trays holds 144 slides this and the hundreds more slides and boxes i will be listing for sale over the next week or so are all from a large colle

 

1938 Treatment in General Practice by Harry Beckman MD , Publisher: W. B. Saunders Company, 787 pp. Worn and faded cover, faded spine, The back hinge is crack, pages Light soiling ,Page Edges toned wi

 

Up for sale is a Concise Slide Rule Model #28n. It still has the original case and manual. Sold as is.

 

Vintage, collectible medical apparatus! torch magnifying glass antique old. Very old - both are different designs but i believe the magnify the same 10x - what you see is what you get the alimum /silv

 

Antique Vintage Old Medical Instrument - Hand Drill Device DESCRIPTION: Payment by Mail is OK! This auction is for something that I know nothing about. This is an medical hand drill that came from the