Stock ref. 22761 Description This is a travel barometer bearing the maker's mark J.H.Steward to the face, in a leather case, and measures approximately 6.5cm in diameter. Condition Good working condit

 

DO NOT PAY UNTIL I SEND AN INVOICE!!! Shipping is a high estimate and if you pay before I can send proper shipping YOU WILL OVERPAY and I WILL NOT REFUND THE DIFFERENCE. I ship priority mail whenever

 

This Is A Nice Pair of Opera Glasses From Lemaire of Paris With The Optics From Erker Bros. Optical of St. Louis MO. Believe These Date To The 1900 to 1920 Timeframe. No Other Inscriptions or Monogram

 

Very cool piece of scientific history actual galvanometer is unattached to allow access to the inside components. This is also where the papers for instructions and diagrams are. All guages are Simpso

 

This is a very early double wick lantern made by P. Wall Pittsburgh, has some light surface rust but looks to be very solid. Maybe used in mining ?

 

c.19th Smith&Beck microscope objective lens Old Smith&Beck microscope objective damaged. Optically and cosmetically, it has severe damages but can be useful to plug a hole P&P Europe: 3.5

 

This auction is for an antique brown glass medicine bottle from a long closed pharmacy. It is one of many that I will post. Most of these have labels and caps or stoppers and many have the original wa

 

Hello dear friends, offering for sale ~ 19c.antique medical gutta-percha and glass syringe. Condition: very good. Please, be sure to view all photos carefully as they are included as part of the item

 

Simply stamped JD. Bullseye condensers contain a convexed lens that is used to focus and control the light illuminating a subject under a microscope.

 

THIS NEEDS LOTS OF TLC . SOLD AS SPARES OR REPAIR .LEATHER CLAD ON ALI TUBING . THE LENS LOOK IN GOOD CONDITION . END DIA.58 MM.DOES NOT FULLY COLLAPSE SEE PHOTOS.CLEARLY MARKED L. PETIT FABT PARIS.