Vintage Rubicon Wheatstone Bridge. Chart in lid has: Voltage Versus Resistance Percent Deviation Bridge Condition as shown in photos. No power cord. Untested. May or may not work. So listed for parts

 

Nice lot of Five Circa 1910-1920 Drug Store, Medicine Bottles... 6 1/4" high by 2 1/4" by 1" clear embossed Great Seal The Styron Beegs Co. Newark,Ohio...5 1/4" high by 2" by 1" aqua embossed Giraffe

 

Antique Mother of Pearl Opera GlassesUnique small sized. H. Lamy Paris Stand approx. 1 3/4" in length and 4" in length.Stunning panels of mother of pearl. One end is engraved with 3 initials; two of w

 

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

 

Two sets of pharmacy scales, with various weights cased, 19th century. Set 1: oak cased, with various weights, glass pans, missing strings for glass pans. Set 2: early 19th century, mahogany cased (tw

 

Here is a rare find: an original canary cage used by miner's to detect methane and other noxious gases in mines - especially when mining new veins; these gases would affect the bird before miners. Thi

 

c.19th 2 victorian microscope slides 2 small microscope slides from third quarter of nineteenth century P&P Europe:$3 P&P worldwide:$5 Tracking and insurance is $4 extra

 

THIS IS WHAT YOU'RE BIDDING FOR: Here's an outstanding microscope photo body tube, made by Leitz of Germany probably in the 1920's, with their traditional dovetail slide that fits onto a wide range of

 

Lot of Two Anethesia Bottles You are bidding on two vintage amber Drip by Drop Anethesia Bottles They stand 4.75 inches tall and are 2.0 inches at the baseThe stopper has a special groove that can be

 

Excellent condition, no cracks, all original, great bubbles, dated 1889, see my other bottle for combined shipping. Posted with eBay Mobile