Only 3" long this kaleidoscope is made of brass and fits cleanly in pocket or purse. It is constructed differently than typical kaleidoscopes. It doesn't tumble colored glass fragments in a compartmen

 

Vintage Gerber Scientific Instrument - Gerber Variable Scale in org box. Made from Lucite and aluminum. Model TP007100B; patent 284335. roughly 12” long. Condition- intact - slide moves smoothly. th

 

orchard-mesa store Souvenir Neutron Irradiated Dime Oakridge Tennessee American Museum of Atomic Energy. Please see very interesting on-line article at www.orau.org/ptp/collection/medalsmementoes/dime

 

From what i can tell this unit works. I do not have the instructions and know very little about it. Some of the button faces have worn off but have been labeled with a sharpie. Comes with case and pow

 

This auction is for a vintage Weyth Co. Colbalt Blue Glass Eye Wash Cup. It is the small one that slipped over the eye wash bottle cap. It measures 1 3/4" tall. Great shape no chips or cracks..Marked

 

You are buying a 5pc classifier sifting pan set. You get 1/2", 1/4", 1/8", 1/12" and 1/20". Bucket not included. Features include: * Size: 11" diameter bottom * Top diameter 13-1/4" * 304 stainless st

 

WE HAVE MORE PHOTOGRAPHS BELOW ITEM DESCRIPTIONVintage OTIS KINGS model K slide rule calculator, scale 414/423, boxed with instructions. OVERALL CONDITION We would remind bidders that we sell antique

 

Click on the picture above to visit our Store Description: We are pleased to offer you Small Genuine Russian USSR Leningrad Mathematical Measurement Ruler/Line In CaseCondition: The condition of the i

 

Dietzgen Co 1667BP Triangle Ruler & Alvin No. 241 with Cases Two nice vintage engineering triangular rulers Shipments whenever possible will be made within one business day. Payment must be made v

 

Vintage Keuffel & Esser Drafting Kit Minusa Series "S" S795 1/2. Is missing one piece but has 3 extra pieces that are not of this set (Compass Germany). Case is in great shape for its age.