THIS PAIR OF BIFOCAL LENSES ARE LIKE THAT DESIGNED BY BENJAMIN FRANKLIN.. THESE WERE MADE BY CUTTING TWO LENSES IN HALF AND FITTING THEM TOGETHER IN THE SAME FRAME.. SO IF YOU LOOK CLOSELY, YOU WILL S

 

BEAUTIFUL BOTTLE "LIQ: ARSEN:HYD: (POISON)THEY DON'T GET MUCH NICER THAN THIS! 6.5" TALL AND RARELY FOUND IN THIS CONDITION NO CHIPS OR CRACKS TO BOTTLE, LID OR GLASS LABEL. GLASS LABEL IS PERFECT. 10

 

An unusual 19c microscope slide FOLIATED GOLD. I WILL BE LISTING MORE SLIDES FINISHING AT THE SAME TIME PLEASE TAKE A LOOK. Post is at cost, I also combine post if I have anything else for sale. FULLY

 

This primative medical instrument is obviously hand crafted with black ebony wood handles that have a nice checkered pattern carved into them designed not to slip when your fingers get bloody.My pics

 

Pre RMS thread microscope objective; the can signed, 'Dancer, 2 Inch, Manchester'. The lens measures 47mm long and has an internal thread and is engraved, '2 In '. Nice clean condition. All post has t

 

Great Britain_Apothecary weight_2 Drachms_mid 19th century 7.8 g, 23 mm

 

This auction is for a pair of brass wire rim eyeglasses that [I think] date to the mid 1800's. The lenses have light scratches, minor tarnish that is common with age and will need to be cleaned/polish

 

Offered is an early unusual laboratory tool. It appears to be a burner/test tube heater. The base is painted pot metal. The tube, clamps, screw and height adjustment are all made of steel, copper or b

 

Fine 19th Century faux ivory ox bone opera glasses, giving a good clear image, measuring 12cms or 4.75ins wide. Condition: uncleaned & un-restored condition - shrinkage cracks (see photos). Shippi

 

casprkaren Store A RARE FIND!! This bottle of Blackburn's Compound Essence - Mentho Laxene - dates back to the 1800's. However, in 1913, it was determined to be nothing than snake oil. The false claim