Up for auction is a pair of antique museum quailty 18th Century sliding arm sun glasses with green lenses. Sliding arm glasses were invented in the mid to late 18th century in order to help with ease

 

c19th drum brass microscope objective lens Beautiful microscope objective lens very well preserved. Thread diameter is 19 mm and retains most of its original laqueur Economy shipping (at your risk): $

 

This is a very rare early c1880s "UNDERGROUND MINERS 3# SINGLEJACK & HAND DRILL" This is one of the most unique stamped singlejacks I have ever seen and it is in super excellent condition. It was

 

OLD TRACHEOTOMY ITEMS. JACKSONS TRACHEA TUBE SILVER PLATE FROM DITTMAN & PENN CORP. PHILADELPHIA PENNSYLVANIA #C4900. THE GLASS PIECES ARE HOLLOW THROUGH THE CENTER.

 

......................................................A TREATISE ON COAL MINING GEOMETRICAL DRAWINGS.......................................................... Wonderful Instructional book on early Coa

 

Up for auction is this vintage apothecary jar as shown. There are 2 chips on the lip of the lid which are shown. The jar measures 10 inches tall with lid and weighs 3.1 pounds. Posted with eBay Mobile

 

Old. Adjustable opera glasses with "Paris" stamped on the eyepiece. The case for the glasses are in rough shape, but the actual glasses are in good condition for their age.

 

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steve502 Store Antique Microscope Slide

 

Fine Norman timber mount, shown with x-polars and selenite